Home / 204,783,380.20-307,175,070.30-135,908,626.60

Finding the Fourth Proportional to 204,783,380.20, 307,175,070.30 and 135,908,626.60

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Solution

The fourth proportional to 204,783,380.20, 307,175,070.30 and 135,908,626.60 is: 203,862,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,783,380.20 : 307,175,070.30 = 135,908,626.60 : x
  2. Step 2: Convert to fraction form
    204,783,380.20/307,175,070.30 = 135,908,626.60/x
  3. Step 3: Cross multiply
    204,783,380.20x = 307,175,070.30 × 135,908,626.60
  4. Step 4: Simplify right side
    204,783,380.20x = 41,747,741,930,231,448
  5. Step 5: Solve for x
    x = 41,747,741,930,231,448/204,783,380.20
  6. Step 6: Final answer
    x = 203,862,939.90

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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.