Home / 279,046,015.06-418,287,648-175,489,229.24

Finding the Fourth Proportional to 279,046,015.06, 418,287,648 and 175,489,229.24

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Solution

The fourth proportional to 279,046,015.06, 418,287,648 and 175,489,229.24 is: 263,056,890.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,046,015.06 : 418,287,648 = 175,489,229.24 : x
  2. Step 2: Convert to fraction form
    279,046,015.06/418,287,648 = 175,489,229.24/x
  3. Step 3: Cross multiply
    279,046,015.06x = 418,287,648 × 175,489,229.24
  4. Step 4: Simplify right side
    279,046,015.06x = 73,404,976,948,132,432
  5. Step 5: Solve for x
    x = 73,404,976,948,132,432/279,046,015.06
  6. Step 6: Final answer
    x = 263,056,890.21

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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.