Home / 110,591,998.20-165,887,997.30-104,321,431.80

Finding the Fourth Proportional to 110,591,998.20, 165,887,997.30 and 104,321,431.80

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Solution

The fourth proportional to 110,591,998.20, 165,887,997.30 and 104,321,431.80 is: 156,482,147.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,591,998.20 : 165,887,997.30 = 104,321,431.80 : x
  2. Step 2: Convert to fraction form
    110,591,998.20/165,887,997.30 = 104,321,431.80/x
  3. Step 3: Cross multiply
    110,591,998.20x = 165,887,997.30 × 104,321,431.80
  4. Step 4: Simplify right side
    110,591,998.20x = 17,305,673,396,770,534
  5. Step 5: Solve for x
    x = 17,305,673,396,770,534/110,591,998.20
  6. Step 6: Final answer
    x = 156,482,147.70

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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.