Question

$$\frac{(\frac{4}{3})^{2}\times(\frac{7}{5})}{(\frac{7}{5})^{3}\times(\frac{3}{4})^{3}}$$

Answer

25600/11907

Solution


Use Division Distributive Property: \({(\frac{x}{y})}^{a}=\frac{{x}^{a}}{{y}^{a}}\).
\[\frac{\frac{{4}^{2}}{{3}^{2}}\times \frac{7}{5}}{{(\frac{7}{5})}^{3}{(\frac{3}{4})}^{3}}\]
Simplify  \({4}^{2}\)  to  \(16\).
\[\frac{\frac{16}{{3}^{2}}\times \frac{7}{5}}{{(\frac{7}{5})}^{3}{(\frac{3}{4})}^{3}}\]
Simplify  \({3}^{2}\)  to  \(9\).
\[\frac{\frac{16}{9}\times \frac{7}{5}}{{(\frac{7}{5})}^{3}{(\frac{3}{4})}^{3}}\]
Use this rule: \(\frac{a}{b} \times \frac{c}{d}=\frac{ac}{bd}\).
\[\frac{\frac{16\times 7}{9\times 5}}{{(\frac{7}{5})}^{3}{(\frac{3}{4})}^{3}}\]
Simplify  \(16\times 7\)  to  \(112\).
\[\frac{\frac{112}{9\times 5}}{{(\frac{7}{5})}^{3}{(\frac{3}{4})}^{3}}\]
Simplify  \(9\times 5\)  to  \(45\).
\[\frac{\frac{112}{45}}{{(\frac{7}{5})}^{3}{(\frac{3}{4})}^{3}}\]
Use Division Distributive Property: \({(\frac{x}{y})}^{a}=\frac{{x}^{a}}{{y}^{a}}\).
\[\frac{\frac{112}{45}}{\frac{{7}^{3}}{{5}^{3}}{(\frac{3}{4})}^{3}}\]
Simplify  \({7}^{3}\)  to  \(343\).
\[\frac{\frac{112}{45}}{\frac{343}{{5}^{3}}{(\frac{3}{4})}^{3}}\]
Simplify  \({5}^{3}\)  to  \(125\).
\[\frac{\frac{112}{45}}{\frac{343}{125}{(\frac{3}{4})}^{3}}\]
Use Division Distributive Property: \({(\frac{x}{y})}^{a}=\frac{{x}^{a}}{{y}^{a}}\).
\[\frac{\frac{112}{45}}{\frac{343}{125}\times \frac{{3}^{3}}{{4}^{3}}}\]
Simplify  \({3}^{3}\)  to  \(27\).
\[\frac{\frac{112}{45}}{\frac{343}{125}\times \frac{27}{{4}^{3}}}\]
Simplify  \({4}^{3}\)  to  \(64\).
\[\frac{\frac{112}{45}}{\frac{343}{125}\times \frac{27}{64}}\]
Use this rule: \(\frac{a}{b} \times \frac{c}{d}=\frac{ac}{bd}\).
\[\frac{\frac{112}{45}}{\frac{343\times 27}{125\times 64}}\]
Simplify  \(343\times 27\)  to  \(9261\).
\[\frac{\frac{112}{45}}{\frac{9261}{125\times 64}}\]
Simplify  \(125\times 64\)  to  \(8000\).
\[\frac{\frac{112}{45}}{\frac{9261}{8000}}\]
Invert and multiply.
\[\frac{112}{45}\times \frac{8000}{9261}\]
Use this rule: \(\frac{a}{b} \times \frac{c}{d}=\frac{ac}{bd}\).
\[\frac{112\times 8000}{45\times 9261}\]
Simplify  \(112\times 8000\)  to  \(896000\).
\[\frac{896000}{45\times 9261}\]
Simplify  \(45\times 9261\)  to  \(416745\).
\[\frac{896000}{416745}\]
Simplify.
\[\frac{25600}{11907}\]

Decimal Form: 2.149996