Finding the Fourth Proportional to 372,641,965.60, 514,244,358.57 and 205,377,827.62
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Solution
The fourth proportional to 372,641,965.60, 514,244,358.57 and 205,377,827.62 is: 283,420,545.67
Step by Step Solution
- Step 1: Write the proportion equation
372,641,965.60 : 514,244,358.57 = 205,377,827.62 : x - Step 2: Convert to fraction form
372,641,965.60/514,244,358.57 = 205,377,827.62/x - Step 3: Cross multiply
372,641,965.60x = 514,244,358.57 × 205,377,827.62 - Step 4: Simplify right side
372,641,965.60x = 105,614,389,227,920,048 - Step 5: Solve for x
x = 105,614,389,227,920,048/372,641,965.60 - Step 6: Final answer
x = 283,420,545.67
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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.