Home / 131,456,525.28-197,202,731.04-54,761,613.72

Finding the Fourth Proportional to 131,456,525.28, 197,202,731.04 and 54,761,613.72

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Solution

The fourth proportional to 131,456,525.28, 197,202,731.04 and 54,761,613.72 is: 82,149,895.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,456,525.28 : 197,202,731.04 = 54,761,613.72 : x
  2. Step 2: Convert to fraction form
    131,456,525.28/197,202,731.04 = 54,761,613.72/x
  3. Step 3: Cross multiply
    131,456,525.28x = 197,202,731.04 × 54,761,613.72
  4. Step 4: Simplify right side
    131,456,525.28x = 10,799,139,781,741,534
  5. Step 5: Solve for x
    x = 10,799,139,781,741,534/131,456,525.28
  6. Step 6: Final answer
    x = 82,149,895.25

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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.