Home / 234,202,107.67-323,200,834.07-129,781,922.78

Finding the Fourth Proportional to 234,202,107.67, 323,200,834.07 and 129,781,922.78

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Solution

The fourth proportional to 234,202,107.67, 323,200,834.07 and 129,781,922.78 is: 179,100,120.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,202,107.67 : 323,200,834.07 = 129,781,922.78 : x
  2. Step 2: Convert to fraction form
    234,202,107.67/323,200,834.07 = 129,781,922.78/x
  3. Step 3: Cross multiply
    234,202,107.67x = 323,200,834.07 × 129,781,922.78
  4. Step 4: Simplify right side
    234,202,107.67x = 41,945,625,689,863,424
  5. Step 5: Solve for x
    x = 41,945,625,689,863,424/234,202,107.67
  6. Step 6: Final answer
    x = 179,100,120.44

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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.