Home / 206,306,500.27-284,704,471.48-112,221,459.56

Finding the Fourth Proportional to 206,306,500.27, 284,704,471.48 and 112,221,459.56

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Solution

The fourth proportional to 206,306,500.27, 284,704,471.48 and 112,221,459.56 is: 154,866,430.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,306,500.27 : 284,704,471.48 = 112,221,459.56 : x
  2. Step 2: Convert to fraction form
    206,306,500.27/284,704,471.48 = 112,221,459.56/x
  3. Step 3: Cross multiply
    206,306,500.27x = 284,704,471.48 × 112,221,459.56
  4. Step 4: Simplify right side
    206,306,500.27x = 31,949,951,332,743,996
  5. Step 5: Solve for x
    x = 31,949,951,332,743,996/206,306,500.27
  6. Step 6: Final answer
    x = 154,866,430.73

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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.