Home / 499,247,003.60-748,870,505.40-227,149,211.60

Finding the Fourth Proportional to 499,247,003.60, 748,870,505.40 and 227,149,211.60

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Solution

The fourth proportional to 499,247,003.60, 748,870,505.40 and 227,149,211.60 is: 340,723,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,247,003.60 : 748,870,505.40 = 227,149,211.60 : x
  2. Step 2: Convert to fraction form
    499,247,003.60/748,870,505.40 = 227,149,211.60/x
  3. Step 3: Cross multiply
    499,247,003.60x = 748,870,505.40 × 227,149,211.60
  4. Step 4: Simplify right side
    499,247,003.60x = 170,105,344,892,103,520
  5. Step 5: Solve for x
    x = 170,105,344,892,103,520/499,247,003.60
  6. Step 6: Final answer
    x = 340,723,817.40

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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.