Home / 87,483,920.36-120,725,471.10-48,324,854.30

Finding the Fourth Proportional to 87,483,920.36, 120,725,471.10 and 48,324,854.30

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Solution

The fourth proportional to 87,483,920.36, 120,725,471.10 and 48,324,854.30 is: 66,687,006.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,483,920.36 : 120,725,471.10 = 48,324,854.30 : x
  2. Step 2: Convert to fraction form
    87,483,920.36/120,725,471.10 = 48,324,854.30/x
  3. Step 3: Cross multiply
    87,483,920.36x = 120,725,471.10 × 48,324,854.30
  4. Step 4: Simplify right side
    87,483,920.36x = 5,834,040,801,206,360
  5. Step 5: Solve for x
    x = 5,834,040,801,206,360/87,483,920.36
  6. Step 6: Final answer
    x = 66,687,006.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.