Solve for X
X=30
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X\times \frac{1\times 4}{3\times 5}=8
Multiply \frac{1}{3} times \frac{4}{5} by multiplying numerator times numerator and denominator times denominator.
X\times \frac{4}{15}=8
Do the multiplications in the fraction \frac{1\times 4}{3\times 5}.
X=8\times \frac{15}{4}
Multiply both sides by \frac{15}{4}, the reciprocal of \frac{4}{15}.
X=\frac{8\times 15}{4}
Express 8\times \frac{15}{4} as a single fraction.
X=\frac{120}{4}
Multiply 8 and 15 to get 120.
X=30
Divide 120 by 4 to get 30.
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