Home / 231,787,029,294.20-347,680,543,941.30-143,627,344,686.20

Finding the Fourth Proportional to 231,787,029,294.20, 347,680,543,941.30 and 143,627,344,686.20

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Solution

The fourth proportional to 231,787,029,294.20, 347,680,543,941.30 and 143,627,344,686.20 is: 215,441,017,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,029,294.20 : 347,680,543,941.30 = 143,627,344,686.20 : x
  2. Step 2: Convert to fraction form
    231,787,029,294.20/347,680,543,941.30 = 143,627,344,686.20/x
  3. Step 3: Cross multiply
    231,787,029,294.20x = 347,680,543,941.30 × 143,627,344,686.20
  4. Step 4: Simplify right side
    231,787,029,294.20x = 49,936,433,325,342,606,753,792
  5. Step 5: Solve for x
    x = 49,936,433,325,342,606,753,792/231,787,029,294.20
  6. Step 6: Final answer
    x = 215,441,017,029.30

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Double scale
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1.5x scale

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.