Finding the Fourth Proportional to 437,513,794.60, 656,165,715.90 and 252,882,005.80
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Solution
The fourth proportional to 437,513,794.60, 656,165,715.90 and 252,882,005.80 is: 379,262,332.80
Step by Step Solution
- Step 1: Write the proportion equation
437,513,794.60 : 656,165,715.90 = 252,882,005.80 : x - Step 2: Convert to fraction form
437,513,794.60/656,165,715.90 = 252,882,005.80/x - Step 3: Cross multiply
437,513,794.60x = 656,165,715.90 × 252,882,005.80 - Step 4: Simplify right side
437,513,794.60x = 165,932,502,373,984,960 - Step 5: Solve for x
x = 165,932,502,373,984,960/437,513,794.60 - Step 6: Final answer
x = 379,262,332.80
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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.