Home / 131,452,040.46-197,195,995.98-54,757,132.54

Finding the Fourth Proportional to 131,452,040.46, 197,195,995.98 and 54,757,132.54

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Solution

The fourth proportional to 131,452,040.46, 197,195,995.98 and 54,757,132.54 is: 82,143,169.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,452,040.46 : 197,195,995.98 = 54,757,132.54 : x
  2. Step 2: Convert to fraction form
    131,452,040.46/197,195,995.98 = 54,757,132.54/x
  3. Step 3: Cross multiply
    131,452,040.46x = 197,195,995.98 × 54,757,132.54
  4. Step 4: Simplify right side
    131,452,040.46x = 10,797,887,288,234,166
  5. Step 5: Solve for x
    x = 10,797,887,288,234,166/131,452,040.46
  6. Step 6: Final answer
    x = 82,143,169.86

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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.