Finding the Fourth Proportional to 486,411,115.49, 729,839,006.37 and 264,750,395.90
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Solution
The fourth proportional to 486,411,115.49, 729,839,006.37 and 264,750,395.90 is: 397,246,608.32
Step by Step Solution
- Step 1: Write the proportion equation
486,411,115.49 : 729,839,006.37 = 264,750,395.90 : x - Step 2: Convert to fraction form
486,411,115.49/729,839,006.37 = 264,750,395.90/x - Step 3: Cross multiply
486,411,115.49x = 729,839,006.37 × 264,750,395.90 - Step 4: Simplify right side
486,411,115.49x = 193,225,165,876,070,944 - Step 5: Solve for x
x = 193,225,165,876,070,944/486,411,115.49 - Step 6: Final answer
x = 397,246,608.32
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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.