Finding the Fourth Proportional to 568,252,882.97, 778,493,422.42 and 547,007,456.55
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Solution
The fourth proportional to 568,252,882.97, 778,493,422.42 and 547,007,456.55 is: 749,387,675.28
Step by Step Solution
- Step 1: Write the proportion equation
568,252,882.97 : 778,493,422.42 = 547,007,456.55 : x - Step 2: Convert to fraction form
568,252,882.97/778,493,422.42 = 547,007,456.55/x - Step 3: Cross multiply
568,252,882.97x = 778,493,422.42 × 547,007,456.55 - Step 4: Simplify right side
568,252,882.97x = 425,841,706,937,501,376 - Step 5: Solve for x
x = 425,841,706,937,501,376/568,252,882.97 - Step 6: Final answer
x = 749,387,675.28
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.