Home / 87,471,163.59-131,192,382.57-29,179,289.33

Finding the Fourth Proportional to 87,471,163.59, 131,192,382.57 and 29,179,289.33

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Solution

The fourth proportional to 87,471,163.59, 131,192,382.57 and 29,179,289.33 is: 43,764,142.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,471,163.59 : 131,192,382.57 = 29,179,289.33 : x
  2. Step 2: Convert to fraction form
    87,471,163.59/131,192,382.57 = 29,179,289.33/x
  3. Step 3: Cross multiply
    87,471,163.59x = 131,192,382.57 × 29,179,289.33
  4. Step 4: Simplify right side
    87,471,163.59x = 3,828,100,488,246,117
  5. Step 5: Solve for x
    x = 3,828,100,488,246,117/87,471,163.59
  6. Step 6: Final answer
    x = 43,764,142.73

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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.