Home / 279,046,017.07-418,287,651-175,489,231.24

Finding the Fourth Proportional to 279,046,017.07, 418,287,651 and 175,489,231.24

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Solution

The fourth proportional to 279,046,017.07, 418,287,651 and 175,489,231.24 is: 263,056,893.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,046,017.07 : 418,287,651 = 175,489,231.24 : x
  2. Step 2: Convert to fraction form
    279,046,017.07/418,287,651 = 175,489,231.24/x
  3. Step 3: Cross multiply
    279,046,017.07x = 418,287,651 × 175,489,231.24
  4. Step 4: Simplify right side
    279,046,017.07x = 73,404,978,311,175,424
  5. Step 5: Solve for x
    x = 73,404,978,311,175,424/279,046,017.07
  6. Step 6: Final answer
    x = 263,056,893.20

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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.