Home / 87,366,478.60-131,149,250.70-51,484,904.20

Finding the Fourth Proportional to 87,366,478.60, 131,149,250.70 and 51,484,904.20

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Solution

The fourth proportional to 87,366,478.60, 131,149,250.70 and 51,484,904.20 is: 77,286,010.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,366,478.60 : 131,149,250.70 = 51,484,904.20 : x
  2. Step 2: Convert to fraction form
    87,366,478.60/131,149,250.70 = 51,484,904.20/x
  3. Step 3: Cross multiply
    87,366,478.60x = 131,149,250.70 × 51,484,904.20
  4. Step 4: Simplify right side
    87,366,478.60x = 6,752,206,608,191,283
  5. Step 5: Solve for x
    x = 6,752,206,608,191,283/87,366,478.60
  6. Step 6: Final answer
    x = 77,286,010.79

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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.