Finding the Fourth Proportional to 115,375,572.64, 159,218,326.11 and 63,167,924.17
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Solution
The fourth proportional to 115,375,572.64, 159,218,326.11 and 63,167,924.17 is: 87,171,754.99
Step by Step Solution
- Step 1: Write the proportion equation
115,375,572.64 : 159,218,326.11 = 63,167,924.17 : x - Step 2: Convert to fraction form
115,375,572.64/159,218,326.11 = 63,167,924.17/x - Step 3: Cross multiply
115,375,572.64x = 159,218,326.11 × 63,167,924.17 - Step 4: Simplify right side
115,375,572.64x = 10,057,491,150,190,812 - Step 5: Solve for x
x = 10,057,491,150,190,812/115,375,572.64 - Step 6: Final answer
x = 87,171,754.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.