Home / 87,082,449.60-130,637,498.40-29,580,139.20

Finding the Fourth Proportional to 87,082,449.60, 130,637,498.40 and 29,580,139.20

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Solution

The fourth proportional to 87,082,449.60, 130,637,498.40 and 29,580,139.20 is: 44,374,904.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,082,449.60 : 130,637,498.40 = 29,580,139.20 : x
  2. Step 2: Convert to fraction form
    87,082,449.60/130,637,498.40 = 29,580,139.20/x
  3. Step 3: Cross multiply
    87,082,449.60x = 130,637,498.40 × 29,580,139.20
  4. Step 4: Simplify right side
    87,082,449.60x = 3,864,275,387,411,777.50
  5. Step 5: Solve for x
    x = 3,864,275,387,411,777.50/87,082,449.60
  6. Step 6: Final answer
    x = 44,374,904.53

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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.