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Finding the Fourth Proportional to 546,264,250.65, 819,396,375.98 and 483,129,059.85

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Solution

The fourth proportional to 546,264,250.65, 819,396,375.98 and 483,129,059.85 is: 724,693,589.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,264,250.65 : 819,396,375.98 = 483,129,059.85 : x
  2. Step 2: Convert to fraction form
    546,264,250.65/819,396,375.98 = 483,129,059.85/x
  3. Step 3: Cross multiply
    546,264,250.65x = 819,396,375.98 × 483,129,059.85
  4. Step 4: Simplify right side
    546,264,250.65x = 395,874,200,769,298,880
  5. Step 5: Solve for x
    x = 395,874,200,769,298,880/546,264,250.65
  6. Step 6: Final answer
    x = 724,693,589.78

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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.