Home / 231,515,414.91-319,049,738.70-227,260,067.21

Finding the Fourth Proportional to 231,515,414.91, 319,049,738.70 and 227,260,067.21

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Solution

The fourth proportional to 231,515,414.91, 319,049,738.70 and 227,260,067.21 is: 313,185,474.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,515,414.91 : 319,049,738.70 = 227,260,067.21 : x
  2. Step 2: Convert to fraction form
    231,515,414.91/319,049,738.70 = 227,260,067.21/x
  3. Step 3: Cross multiply
    231,515,414.91x = 319,049,738.70 × 227,260,067.21
  4. Step 4: Simplify right side
    231,515,414.91x = 72,507,265,059,043,904
  5. Step 5: Solve for x
    x = 72,507,265,059,043,904/231,515,414.91
  6. Step 6: Final answer
    x = 313,185,474.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.