Home / 80,474,614.33-111,057,650.27-45,198,635.92

Finding the Fourth Proportional to 80,474,614.33, 111,057,650.27 and 45,198,635.92

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Solution

The fourth proportional to 80,474,614.33, 111,057,650.27 and 45,198,635.92 is: 62,375,624.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,474,614.33 : 111,057,650.27 = 45,198,635.92 : x
  2. Step 2: Convert to fraction form
    80,474,614.33/111,057,650.27 = 45,198,635.92/x
  3. Step 3: Cross multiply
    80,474,614.33x = 111,057,650.27 × 45,198,635.92
  4. Step 4: Simplify right side
    80,474,614.33x = 5,019,654,300,684,420
  5. Step 5: Solve for x
    x = 5,019,654,300,684,420/80,474,614.33
  6. Step 6: Final answer
    x = 62,375,624.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.