Finding the Fourth Proportional to 371,919,097.49, 557,959,358.85 and 113,127,591.68
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Solution
The fourth proportional to 371,919,097.49, 557,959,358.85 and 113,127,591.68 is: 169,715,938.08
Step by Step Solution
- Step 1: Write the proportion equation
371,919,097.49 : 557,959,358.85 = 113,127,591.68 : x - Step 2: Convert to fraction form
371,919,097.49/557,959,358.85 = 113,127,591.68/x - Step 3: Cross multiply
371,919,097.49x = 557,959,358.85 × 113,127,591.68 - Step 4: Simplify right side
371,919,097.49x = 63,120,598,522,017,400 - Step 5: Solve for x
x = 63,120,598,522,017,400/371,919,097.49 - Step 6: Final answer
x = 169,715,938.08
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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.