Home / 95,915,431.80-143,873,147.70-67,193,998.20

Finding the Fourth Proportional to 95,915,431.80, 143,873,147.70 and 67,193,998.20

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Solution

The fourth proportional to 95,915,431.80, 143,873,147.70 and 67,193,998.20 is: 100,790,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,915,431.80 : 143,873,147.70 = 67,193,998.20 : x
  2. Step 2: Convert to fraction form
    95,915,431.80/143,873,147.70 = 67,193,998.20/x
  3. Step 3: Cross multiply
    95,915,431.80x = 143,873,147.70 × 67,193,998.20
  4. Step 4: Simplify right side
    95,915,431.80x = 9,667,412,027,582,134
  5. Step 5: Solve for x
    x = 9,667,412,027,582,134/95,915,431.80
  6. Step 6: Final answer
    x = 100,790,997.30

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Similar ratio
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1.5x scale

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.