Home / 131,321,854.20-196,982,781.30-101,088,766.20

Finding the Fourth Proportional to 131,321,854.20, 196,982,781.30 and 101,088,766.20

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Solution

The fourth proportional to 131,321,854.20, 196,982,781.30 and 101,088,766.20 is: 151,633,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,321,854.20 : 196,982,781.30 = 101,088,766.20 : x
  2. Step 2: Convert to fraction form
    131,321,854.20/196,982,781.30 = 101,088,766.20/x
  3. Step 3: Cross multiply
    131,321,854.20x = 196,982,781.30 × 101,088,766.20
  4. Step 4: Simplify right side
    131,321,854.20x = 19,912,746,324,261,432
  5. Step 5: Solve for x
    x = 19,912,746,324,261,432/131,321,854.20
  6. Step 6: Final answer
    x = 151,633,149.30

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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.