Home / 131,456,527.28-197,202,734.08-54,761,615.76

Finding the Fourth Proportional to 131,456,527.28, 197,202,734.08 and 54,761,615.76

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Solution

The fourth proportional to 131,456,527.28, 197,202,734.08 and 54,761,615.76 is: 82,149,898.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,456,527.28 : 197,202,734.08 = 54,761,615.76 : x
  2. Step 2: Convert to fraction form
    131,456,527.28/197,202,734.08 = 54,761,615.76/x
  3. Step 3: Cross multiply
    131,456,527.28x = 197,202,734.08 × 54,761,615.76
  4. Step 4: Simplify right side
    131,456,527.28x = 10,799,140,350,510,418
  5. Step 5: Solve for x
    x = 10,799,140,350,510,418/131,456,527.28
  6. Step 6: Final answer
    x = 82,149,898.33

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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.