Finding the Fourth Proportional to 514,564,524.58, 710,098,503.69 and 279,614,626.12
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Solution
The fourth proportional to 514,564,524.58, 710,098,503.69 and 279,614,626.12 is: 385,867,890.48
Step by Step Solution
- Step 1: Write the proportion equation
514,564,524.58 : 710,098,503.69 = 279,614,626.12 : x - Step 2: Convert to fraction form
514,564,524.58/710,098,503.69 = 279,614,626.12/x - Step 3: Cross multiply
514,564,524.58x = 710,098,503.69 × 279,614,626.12 - Step 4: Simplify right side
514,564,524.58x = 198,553,927,617,650,816 - Step 5: Solve for x
x = 198,553,927,617,650,816/514,564,524.58 - Step 6: Final answer
x = 385,867,890.48
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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.