Home / 279,744,004.90-419,616,007.35-274,369,233.70

Finding the Fourth Proportional to 279,744,004.90, 419,616,007.35 and 274,369,233.70

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Solution

The fourth proportional to 279,744,004.90, 419,616,007.35 and 274,369,233.70 is: 411,553,850.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,744,004.90 : 419,616,007.35 = 274,369,233.70 : x
  2. Step 2: Convert to fraction form
    279,744,004.90/419,616,007.35 = 274,369,233.70/x
  3. Step 3: Cross multiply
    279,744,004.90x = 419,616,007.35 × 274,369,233.70
  4. Step 4: Simplify right side
    279,744,004.90x = 115,129,722,384,873,072
  5. Step 5: Solve for x
    x = 115,129,722,384,873,072/279,744,004.90
  6. Step 6: Final answer
    x = 411,553,850.55

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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.