Home / 118,611,078.60-177,568,253.10-88,452,640.20

Finding the Fourth Proportional to 118,611,078.60, 177,568,253.10 and 88,452,640.20

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Solution

The fourth proportional to 118,611,078.60, 177,568,253.10 and 88,452,640.20 is: 132,419,171.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,611,078.60 : 177,568,253.10 = 88,452,640.20 : x
  2. Step 2: Convert to fraction form
    118,611,078.60/177,568,253.10 = 88,452,640.20/x
  3. Step 3: Cross multiply
    118,611,078.60x = 177,568,253.10 × 88,452,640.20
  4. Step 4: Simplify right side
    118,611,078.60x = 15,706,380,802,396,834
  5. Step 5: Solve for x
    x = 15,706,380,802,396,834/118,611,078.60
  6. Step 6: Final answer
    x = 132,419,171.87

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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.