Finding the Fourth Proportional to 135,162,736.13, 202,764,336.71 and 48,921,320.76
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Solution
The fourth proportional to 135,162,736.13, 202,764,336.71 and 48,921,320.76 is: 73,389,304.18
Step by Step Solution
- Step 1: Write the proportion equation
135,162,736.13 : 202,764,336.71 = 48,921,320.76 : x - Step 2: Convert to fraction form
135,162,736.13/202,764,336.71 = 48,921,320.76/x - Step 3: Cross multiply
135,162,736.13x = 202,764,336.71 × 48,921,320.76 - Step 4: Simplify right side
135,162,736.13x = 9,919,499,154,633,946 - Step 5: Solve for x
x = 9,919,499,154,633,946/135,162,736.13 - Step 6: Final answer
x = 73,389,304.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.