Finding the Fourth Proportional to 1,747,125,423.78, 2,411,092,575.90 and 1,033,272,905.60
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Solution
The fourth proportional to 1,747,125,423.78, 2,411,092,575.90 and 1,033,272,905.60 is: 1,425,951,793.53
Step by Step Solution
- Step 1: Write the proportion equation
1,747,125,423.78 : 2,411,092,575.90 = 1,033,272,905.60 : x - Step 2: Convert to fraction form
1,747,125,423.78/2,411,092,575.90 = 1,033,272,905.60/x - Step 3: Cross multiply
1,747,125,423.78x = 2,411,092,575.90 × 1,033,272,905.60 - Step 4: Simplify right side
1,747,125,423.78x = 2,491,316,631,558,726,144 - Step 5: Solve for x
x = 2,491,316,631,558,726,144/1,747,125,423.78 - Step 6: Final answer
x = 1,425,951,793.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.