Home / 232,620,811.03-321,016,769.78-126,774,251.42

Finding the Fourth Proportional to 232,620,811.03, 321,016,769.78 and 126,774,251.42

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Solution

The fourth proportional to 232,620,811.03, 321,016,769.78 and 126,774,251.42 is: 174,948,494.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,620,811.03 : 321,016,769.78 = 126,774,251.42 : x
  2. Step 2: Convert to fraction form
    232,620,811.03/321,016,769.78 = 126,774,251.42/x
  3. Step 3: Cross multiply
    232,620,811.03x = 321,016,769.78 × 126,774,251.42
  4. Step 4: Simplify right side
    232,620,811.03x = 40,696,660,682,125,976
  5. Step 5: Solve for x
    x = 40,696,660,682,125,976/232,620,811.03
  6. Step 6: Final answer
    x = 174,948,494.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.