Home / 382,435,443.70-573,653,165.55-109,770,781.30

Finding the Fourth Proportional to 382,435,443.70, 573,653,165.55 and 109,770,781.30

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Solution

The fourth proportional to 382,435,443.70, 573,653,165.55 and 109,770,781.30 is: 164,656,171.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,435,443.70 : 573,653,165.55 = 109,770,781.30 : x
  2. Step 2: Convert to fraction form
    382,435,443.70/573,653,165.55 = 109,770,781.30/x
  3. Step 3: Cross multiply
    382,435,443.70x = 573,653,165.55 × 109,770,781.30
  4. Step 4: Simplify right side
    382,435,443.70x = 62,970,356,177,641,736
  5. Step 5: Solve for x
    x = 62,970,356,177,641,736/382,435,443.70
  6. Step 6: Final answer
    x = 164,656,171.95

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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.