Home / 87,431,874.26-131,188,765.59-43,091,988.26

Finding the Fourth Proportional to 87,431,874.26, 131,188,765.59 and 43,091,988.26

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Solution

The fourth proportional to 87,431,874.26, 131,188,765.59 and 43,091,988.26 is: 64,658,167.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,431,874.26 : 131,188,765.59 = 43,091,988.26 : x
  2. Step 2: Convert to fraction form
    87,431,874.26/131,188,765.59 = 43,091,988.26/x
  3. Step 3: Cross multiply
    87,431,874.26x = 131,188,765.59 × 43,091,988.26
  4. Step 4: Simplify right side
    87,431,874.26x = 5,653,184,745,992,229
  5. Step 5: Solve for x
    x = 5,653,184,745,992,229/87,431,874.26
  6. Step 6: Final answer
    x = 64,658,167.22

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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.