Home / 136,591,245.60-204,981,346.80-98,280,254.40

Finding the Fourth Proportional to 136,591,245.60, 204,981,346.80 and 98,280,254.40

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Solution

The fourth proportional to 136,591,245.60, 204,981,346.80 and 98,280,254.40 is: 147,488,360.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,591,245.60 : 204,981,346.80 = 98,280,254.40 : x
  2. Step 2: Convert to fraction form
    136,591,245.60/204,981,346.80 = 98,280,254.40/x
  3. Step 3: Cross multiply
    136,591,245.60x = 204,981,346.80 × 98,280,254.40
  4. Step 4: Simplify right side
    136,591,245.60x = 20,145,618,910,758,628
  5. Step 5: Solve for x
    x = 20,145,618,910,758,628/136,591,245.60
  6. Step 6: Final answer
    x = 147,488,360.78

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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.