Home / 301,051,517.52-451,489,924.08-126,169,982.04

Finding the Fourth Proportional to 301,051,517.52, 451,489,924.08 and 126,169,982.04

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Solution

The fourth proportional to 301,051,517.52, 451,489,924.08 and 126,169,982.04 is: 189,218,363.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,051,517.52 : 451,489,924.08 = 126,169,982.04 : x
  2. Step 2: Convert to fraction form
    301,051,517.52/451,489,924.08 = 126,169,982.04/x
  3. Step 3: Cross multiply
    301,051,517.52x = 451,489,924.08 × 126,169,982.04
  4. Step 4: Simplify right side
    301,051,517.52x = 56,964,475,612,414,568
  5. Step 5: Solve for x
    x = 56,964,475,612,414,568/301,051,517.52
  6. Step 6: Final answer
    x = 189,218,363.96

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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.