Home / 195,725,331.60-293,587,997.40-131,228,077.20

Finding the Fourth Proportional to 195,725,331.60, 293,587,997.40 and 131,228,077.20

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Solution

The fourth proportional to 195,725,331.60, 293,587,997.40 and 131,228,077.20 is: 196,842,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,725,331.60 : 293,587,997.40 = 131,228,077.20 : x
  2. Step 2: Convert to fraction form
    195,725,331.60/293,587,997.40 = 131,228,077.20/x
  3. Step 3: Cross multiply
    195,725,331.60x = 293,587,997.40 × 131,228,077.20
  4. Step 4: Simplify right side
    195,725,331.60x = 38,526,988,387,800,600
  5. Step 5: Solve for x
    x = 38,526,988,387,800,600/195,725,331.60
  6. Step 6: Final answer
    x = 196,842,115.80

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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.