Home / 87,703,724.26-131,510,257.35-38,499,439.30

Finding the Fourth Proportional to 87,703,724.26, 131,510,257.35 and 38,499,439.30

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Solution

The fourth proportional to 87,703,724.26, 131,510,257.35 and 38,499,439.30 is: 57,729,260.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,703,724.26 : 131,510,257.35 = 38,499,439.30 : x
  2. Step 2: Convert to fraction form
    87,703,724.26/131,510,257.35 = 38,499,439.30/x
  3. Step 3: Cross multiply
    87,703,724.26x = 131,510,257.35 × 38,499,439.30
  4. Step 4: Simplify right side
    87,703,724.26x = 5,063,071,170,173,703
  5. Step 5: Solve for x
    x = 5,063,071,170,173,703/87,703,724.26
  6. Step 6: Final answer
    x = 57,729,260.79

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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.