Home / 67,167,873.20-100,748,020.12-29,765,716.89

Finding the Fourth Proportional to 67,167,873.20, 100,748,020.12 and 29,765,716.89

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Solution

The fourth proportional to 67,167,873.20, 100,748,020.12 and 29,765,716.89 is: 44,646,895.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,167,873.20 : 100,748,020.12 = 29,765,716.89 : x
  2. Step 2: Convert to fraction form
    67,167,873.20/100,748,020.12 = 29,765,716.89/x
  3. Step 3: Cross multiply
    67,167,873.20x = 100,748,020.12 × 29,765,716.89
  4. Step 4: Simplify right side
    67,167,873.20x = 2,998,837,043,667,724.50
  5. Step 5: Solve for x
    x = 2,998,837,043,667,724.50/67,167,873.20
  6. Step 6: Final answer
    x = 44,646,895.91

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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.