Finding the Fourth Proportional to 614,565,251.70, 921,847,877.55 and 614,565,251.70
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Solution
The fourth proportional to 614,565,251.70, 921,847,877.55 and 614,565,251.70 is: 921,847,877.55
Step by Step Solution
- Step 1: Write the proportion equation
614,565,251.70 : 921,847,877.55 = 614,565,251.70 : x - Step 2: Convert to fraction form
614,565,251.70/921,847,877.55 = 614,565,251.70/x - Step 3: Cross multiply
614,565,251.70x = 921,847,877.55 × 614,565,251.70 - Step 4: Simplify right side
614,565,251.70x = 566,535,672,895,626,560 - Step 5: Solve for x
x = 566,535,672,895,626,560/614,565,251.70 - Step 6: Final answer
x = 921,847,877.55
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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.