Finding the Fourth Proportional to 1,644,154,136.10, 2,466,231,204.15 and 1,121,136,475.95
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Solution
The fourth proportional to 1,644,154,136.10, 2,466,231,204.15 and 1,121,136,475.95 is: 1,681,704,713.93
Step by Step Solution
- Step 1: Write the proportion equation
1,644,154,136.10 : 2,466,231,204.15 = 1,121,136,475.95 : x - Step 2: Convert to fraction form
1,644,154,136.10/2,466,231,204.15 = 1,121,136,475.95/x - Step 3: Cross multiply
1,644,154,136.10x = 2,466,231,204.15 × 1,121,136,475.95 - Step 4: Simplify right side
1,644,154,136.10x = 2,764,981,761,098,656,256 - Step 5: Solve for x
x = 2,764,981,761,098,656,256/1,644,154,136.10 - Step 6: Final answer
x = 1,681,704,713.93
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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.