Home / 87,879,976.11-131,801,945.45-33,273,722.43

Finding the Fourth Proportional to 87,879,976.11, 131,801,945.45 and 33,273,722.43

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Solution

The fourth proportional to 87,879,976.11, 131,801,945.45 and 33,273,722.43 is: 49,903,761.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,879,976.11 : 131,801,945.45 = 33,273,722.43 : x
  2. Step 2: Convert to fraction form
    87,879,976.11/131,801,945.45 = 33,273,722.43/x
  3. Step 3: Cross multiply
    87,879,976.11x = 131,801,945.45 × 33,273,722.43
  4. Step 4: Simplify right side
    87,879,976.11x = 4,385,541,348,470,932.50
  5. Step 5: Solve for x
    x = 4,385,541,348,470,932.50/87,879,976.11
  6. Step 6: Final answer
    x = 49,903,761.27

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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.