Home / 382,786,626.20-574,179,939.30-178,335,368.60

Finding the Fourth Proportional to 382,786,626.20, 574,179,939.30 and 178,335,368.60

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Solution

The fourth proportional to 382,786,626.20, 574,179,939.30 and 178,335,368.60 is: 267,503,052.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,786,626.20 : 574,179,939.30 = 178,335,368.60 : x
  2. Step 2: Convert to fraction form
    382,786,626.20/574,179,939.30 = 178,335,368.60/x
  3. Step 3: Cross multiply
    382,786,626.20x = 574,179,939.30 × 178,335,368.60
  4. Step 4: Simplify right side
    382,786,626.20x = 102,396,591,117,791,120
  5. Step 5: Solve for x
    x = 102,396,591,117,791,120/382,786,626.20
  6. Step 6: Final answer
    x = 267,503,052.90

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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.