Home / 260,781,793.20-359,800,393.68-156,321,750.24

Finding the Fourth Proportional to 260,781,793.20, 359,800,393.68 and 156,321,750.24

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Solution

The fourth proportional to 260,781,793.20, 359,800,393.68 and 156,321,750.24 is: 215,676,971.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,781,793.20 : 359,800,393.68 = 156,321,750.24 : x
  2. Step 2: Convert to fraction form
    260,781,793.20/359,800,393.68 = 156,321,750.24/x
  3. Step 3: Cross multiply
    260,781,793.20x = 359,800,393.68 × 156,321,750.24
  4. Step 4: Simplify right side
    260,781,793.20x = 56,244,627,277,098,640
  5. Step 5: Solve for x
    x = 56,244,627,277,098,640/260,781,793.20
  6. Step 6: Final answer
    x = 215,676,971.11

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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.