Finding the Fourth Proportional to 471,664,363.80, 707,496,545.70 and 471,664,363.80
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Solution
The fourth proportional to 471,664,363.80, 707,496,545.70 and 471,664,363.80 is: 707,496,545.70
Step by Step Solution
- Step 1: Write the proportion equation
471,664,363.80 : 707,496,545.70 = 471,664,363.80 : x - Step 2: Convert to fraction form
471,664,363.80/707,496,545.70 = 471,664,363.80/x - Step 3: Cross multiply
471,664,363.80x = 707,496,545.70 × 471,664,363.80 - Step 4: Simplify right side
471,664,363.80x = 333,700,908,118,288,128 - Step 5: Solve for x
x = 333,700,908,118,288,128/471,664,363.80 - Step 6: Final answer
x = 707,496,545.70
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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.