Home / 135,987,217.92-204,020,620.56-43,869,183.84

Finding the Fourth Proportional to 135,987,217.92, 204,020,620.56 and 43,869,183.84

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Solution

The fourth proportional to 135,987,217.92, 204,020,620.56 and 43,869,183.84 is: 65,816,613.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,987,217.92 : 204,020,620.56 = 43,869,183.84 : x
  2. Step 2: Convert to fraction form
    135,987,217.92/204,020,620.56 = 43,869,183.84/x
  3. Step 3: Cross multiply
    135,987,217.92x = 204,020,620.56 × 43,869,183.84
  4. Step 4: Simplify right side
    135,987,217.92x = 8,950,218,110,497,525
  5. Step 5: Solve for x
    x = 8,950,218,110,497,525/135,987,217.92
  6. Step 6: Final answer
    x = 65,816,613.12

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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.