Home / 87,367,337.70-131,134,987.35-44,285,187.30

Finding the Fourth Proportional to 87,367,337.70, 131,134,987.35 and 44,285,187.30

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Solution

The fourth proportional to 87,367,337.70, 131,134,987.35 and 44,285,187.30 is: 66,470,349.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,367,337.70 : 131,134,987.35 = 44,285,187.30 : x
  2. Step 2: Convert to fraction form
    87,367,337.70/131,134,987.35 = 44,285,187.30/x
  3. Step 3: Cross multiply
    87,367,337.70x = 131,134,987.35 × 44,285,187.30
  4. Step 4: Simplify right side
    87,367,337.70x = 5,807,337,476,377,880
  5. Step 5: Solve for x
    x = 5,807,337,476,377,880/87,367,337.70
  6. Step 6: Final answer
    x = 66,470,349.55

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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.