Finding the Fourth Proportional to 437,251,304.75, 655,876,957.17 and 146,118,427.53
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Solution
The fourth proportional to 437,251,304.75, 655,876,957.17 and 146,118,427.53 is: 219,177,641.31
Step by Step Solution
- Step 1: Write the proportion equation
437,251,304.75 : 655,876,957.17 = 146,118,427.53 : x - Step 2: Convert to fraction form
437,251,304.75/655,876,957.17 = 146,118,427.53/x - Step 3: Cross multiply
437,251,304.75x = 655,876,957.17 × 146,118,427.53 - Step 4: Simplify right side
437,251,304.75x = 95,835,709,634,841,552 - Step 5: Solve for x
x = 95,835,709,634,841,552/437,251,304.75 - Step 6: Final answer
x = 219,177,641.31
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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.