Finding the Fourth Proportional to 486,063,432, 670,773,834.72 and 266,042,134.08
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Solution
The fourth proportional to 486,063,432, 670,773,834.72 and 266,042,134.08 is: 367,141,592.49
Step by Step Solution
- Step 1: Write the proportion equation
486,063,432 : 670,773,834.72 = 266,042,134.08 : x - Step 2: Convert to fraction form
486,063,432/670,773,834.72 = 266,042,134.08/x - Step 3: Cross multiply
486,063,432x = 670,773,834.72 × 266,042,134.08 - Step 4: Simplify right side
486,063,432x = 178,454,102,473,934,016 - Step 5: Solve for x
x = 178,454,102,473,934,016/486,063,432 - Step 6: Final answer
x = 367,141,592.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.