Home / 132,067,378.60-198,101,067.90-41,190,821.80

Finding the Fourth Proportional to 132,067,378.60, 198,101,067.90 and 41,190,821.80

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Solution

The fourth proportional to 132,067,378.60, 198,101,067.90 and 41,190,821.80 is: 61,786,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,067,378.60 : 198,101,067.90 = 41,190,821.80 : x
  2. Step 2: Convert to fraction form
    132,067,378.60/198,101,067.90 = 41,190,821.80/x
  3. Step 3: Cross multiply
    132,067,378.60x = 198,101,067.90 × 41,190,821.80
  4. Step 4: Simplify right side
    132,067,378.60x = 8,159,945,786,258,600
  5. Step 5: Solve for x
    x = 8,159,945,786,258,600/132,067,378.60
  6. Step 6: Final answer
    x = 61,786,232.70

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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.