Home / 382,435,481.70-573,653,222.55-109,770,819.30

Finding the Fourth Proportional to 382,435,481.70, 573,653,222.55 and 109,770,819.30

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Solution

The fourth proportional to 382,435,481.70, 573,653,222.55 and 109,770,819.30 is: 164,656,228.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,435,481.70 : 573,653,222.55 = 109,770,819.30 : x
  2. Step 2: Convert to fraction form
    382,435,481.70/573,653,222.55 = 109,770,819.30/x
  3. Step 3: Cross multiply
    382,435,481.70x = 573,653,222.55 × 109,770,819.30
  4. Step 4: Simplify right side
    382,435,481.70x = 62,970,384,233,398,728
  5. Step 5: Solve for x
    x = 62,970,384,233,398,728/382,435,481.70
  6. Step 6: Final answer
    x = 164,656,228.95

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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.