Home / 231,160,985.28-346,747,789.44-67,394,784.12

Finding the Fourth Proportional to 231,160,985.28, 346,747,789.44 and 67,394,784.12

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Solution

The fourth proportional to 231,160,985.28, 346,747,789.44 and 67,394,784.12 is: 101,094,016.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,160,985.28 : 346,747,789.44 = 67,394,784.12 : x
  2. Step 2: Convert to fraction form
    231,160,985.28/346,747,789.44 = 67,394,784.12/x
  3. Step 3: Cross multiply
    231,160,985.28x = 346,747,789.44 × 67,394,784.12
  4. Step 4: Simplify right side
    231,160,985.28x = 23,368,992,413,396,016
  5. Step 5: Solve for x
    x = 23,368,992,413,396,016/231,160,985.28
  6. Step 6: Final answer
    x = 101,094,016.30

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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.