Home / 87,378,583.20-131,151,855.60-44,296,432.80

Finding the Fourth Proportional to 87,378,583.20, 131,151,855.60 and 44,296,432.80

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Solution

The fourth proportional to 87,378,583.20, 131,151,855.60 and 44,296,432.80 is: 66,487,223.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,378,583.20 : 131,151,855.60 = 44,296,432.80 : x
  2. Step 2: Convert to fraction form
    87,378,583.20/131,151,855.60 = 44,296,432.80/x
  3. Step 3: Cross multiply
    87,378,583.20x = 131,151,855.60 × 44,296,432.80
  4. Step 4: Simplify right side
    87,378,583.20x = 5,809,559,358,180,703
  5. Step 5: Solve for x
    x = 5,809,559,358,180,703/87,378,583.20
  6. Step 6: Final answer
    x = 66,487,223.13

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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.