Home / 87,471,167.84-131,192,388.95-29,179,293.58

Finding the Fourth Proportional to 87,471,167.84, 131,192,388.95 and 29,179,293.58

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Solution

The fourth proportional to 87,471,167.84, 131,192,388.95 and 29,179,293.58 is: 43,764,149.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,471,167.84 : 131,192,388.95 = 29,179,293.58 : x
  2. Step 2: Convert to fraction form
    87,471,167.84/131,192,388.95 = 29,179,293.58/x
  3. Step 3: Cross multiply
    87,471,167.84x = 131,192,388.95 × 29,179,293.58
  4. Step 4: Simplify right side
    87,471,167.84x = 3,828,101,231,831,739
  5. Step 5: Solve for x
    x = 3,828,101,231,831,739/87,471,167.84
  6. Step 6: Final answer
    x = 43,764,149.11

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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.