Home / 115,278,412.48-172,917,405.52-37,555,223.68

Finding the Fourth Proportional to 115,278,412.48, 172,917,405.52 and 37,555,223.68

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Solution

The fourth proportional to 115,278,412.48, 172,917,405.52 and 37,555,223.68 is: 56,332,766.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,278,412.48 : 172,917,405.52 = 37,555,223.68 : x
  2. Step 2: Convert to fraction form
    115,278,412.48/172,917,405.52 = 37,555,223.68/x
  3. Step 3: Cross multiply
    115,278,412.48x = 172,917,405.52 × 37,555,223.68
  4. Step 4: Simplify right side
    115,278,412.48x = 6,493,951,842,468,867
  5. Step 5: Solve for x
    x = 6,493,951,842,468,867/115,278,412.48
  6. Step 6: Final answer
    x = 56,332,766.06

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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.