Home / 185,474,171.94-278,212,217.22-108,743,391.84

Finding the Fourth Proportional to 185,474,171.94, 278,212,217.22 and 108,743,391.84

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Solution

The fourth proportional to 185,474,171.94, 278,212,217.22 and 108,743,391.84 is: 163,115,650.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,474,171.94 : 278,212,217.22 = 108,743,391.84 : x
  2. Step 2: Convert to fraction form
    185,474,171.94/278,212,217.22 = 108,743,391.84/x
  3. Step 3: Cross multiply
    185,474,171.94x = 278,212,217.22 × 108,743,391.84
  4. Step 4: Simplify right side
    185,474,171.94x = 30,253,740,151,829,660
  5. Step 5: Solve for x
    x = 30,253,740,151,829,660/185,474,171.94
  6. Step 6: Final answer
    x = 163,115,650.20

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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.