Home / 87,432,430.20-131,232,626.10-44,350,279.80

Finding the Fourth Proportional to 87,432,430.20, 131,232,626.10 and 44,350,279.80

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Solution

The fourth proportional to 87,432,430.20, 131,232,626.10 and 44,350,279.80 is: 66,568,019.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,432,430.20 : 131,232,626.10 = 44,350,279.80 : x
  2. Step 2: Convert to fraction form
    87,432,430.20/131,232,626.10 = 44,350,279.80/x
  3. Step 3: Cross multiply
    87,432,430.20x = 131,232,626.10 × 44,350,279.80
  4. Step 4: Simplify right side
    87,432,430.20x = 5,820,203,686,423,782
  5. Step 5: Solve for x
    x = 5,820,203,686,423,782/87,432,430.20
  6. Step 6: Final answer
    x = 66,568,019.13

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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.