Home / 87,467,801.45-131,202,192.62-29,175,319.47

Finding the Fourth Proportional to 87,467,801.45, 131,202,192.62 and 29,175,319.47

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Solution

The fourth proportional to 87,467,801.45, 131,202,192.62 and 29,175,319.47 is: 43,763,142.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,467,801.45 : 131,202,192.62 = 29,175,319.47 : x
  2. Step 2: Convert to fraction form
    87,467,801.45/131,202,192.62 = 29,175,319.47/x
  3. Step 3: Cross multiply
    87,467,801.45x = 131,202,192.62 × 29,175,319.47
  4. Step 4: Simplify right side
    87,467,801.45x = 3,827,865,884,707,099.50
  5. Step 5: Solve for x
    x = 3,827,865,884,707,099.50/87,467,801.45
  6. Step 6: Final answer
    x = 43,763,142.79

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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.