Home / 231,787,011,891.70-347,680,517,837.55-82,895,100,109.30

Finding the Fourth Proportional to 231,787,011,891.70, 347,680,517,837.55 and 82,895,100,109.30

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Solution

The fourth proportional to 231,787,011,891.70, 347,680,517,837.55 and 82,895,100,109.30 is: 124,342,650,163.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,011,891.70 : 347,680,517,837.55 = 82,895,100,109.30 : x
  2. Step 2: Convert to fraction form
    231,787,011,891.70/347,680,517,837.55 = 82,895,100,109.30/x
  3. Step 3: Cross multiply
    231,787,011,891.70x = 347,680,517,837.55 × 82,895,100,109.30
  4. Step 4: Simplify right side
    231,787,011,891.70x = 28,821,011,332,196,972,101,632
  5. Step 5: Solve for x
    x = 28,821,011,332,196,972,101,632/231,787,011,891.70
  6. Step 6: Final answer
    x = 124,342,650,163.95

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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.