Finding the Fourth Proportional to 357,515,549.91, 536,283,387.90 and 98,730,771.30
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Solution
The fourth proportional to 357,515,549.91, 536,283,387.90 and 98,730,771.30 is: 148,098,935.94
Step by Step Solution
- Step 1: Write the proportion equation
357,515,549.91 : 536,283,387.90 = 98,730,771.30 : x - Step 2: Convert to fraction form
357,515,549.91/536,283,387.90 = 98,730,771.30/x - Step 3: Cross multiply
357,515,549.91x = 536,283,387.90 × 98,730,771.30 - Step 4: Simplify right side
357,515,549.91x = 52,947,672,522,744,080 - Step 5: Solve for x
x = 52,947,672,522,744,080/357,515,549.91 - Step 6: Final answer
x = 148,098,935.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.