Home / 279,046,016.07-418,287,649.50-175,489,230.24

Finding the Fourth Proportional to 279,046,016.07, 418,287,649.50 and 175,489,230.24

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Solution

The fourth proportional to 279,046,016.07, 418,287,649.50 and 175,489,230.24 is: 263,056,891.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,046,016.07 : 418,287,649.50 = 175,489,230.24 : x
  2. Step 2: Convert to fraction form
    279,046,016.07/418,287,649.50 = 175,489,230.24/x
  3. Step 3: Cross multiply
    279,046,016.07x = 418,287,649.50 × 175,489,230.24
  4. Step 4: Simplify right side
    279,046,016.07x = 73,404,977,629,653,920
  5. Step 5: Solve for x
    x = 73,404,977,629,653,920/279,046,016.07
  6. Step 6: Final answer
    x = 263,056,891.70

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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.