Home / 283,936,990.33-391,836,853.79-160,177,284.73

Finding the Fourth Proportional to 283,936,990.33, 391,836,853.79 and 160,177,284.73

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Solution

The fourth proportional to 283,936,990.33, 391,836,853.79 and 160,177,284.73 is: 221,046,800.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,936,990.33 : 391,836,853.79 = 160,177,284.73 : x
  2. Step 2: Convert to fraction form
    283,936,990.33/391,836,853.79 = 160,177,284.73/x
  3. Step 3: Cross multiply
    283,936,990.33x = 391,836,853.79 × 160,177,284.73
  4. Step 4: Simplify right side
    283,936,990.33x = 62,763,363,297,228,208
  5. Step 5: Solve for x
    x = 62,763,363,297,228,208/283,936,990.33
  6. Step 6: Final answer
    x = 221,046,800.65

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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.