Home / 503,392,913,687.25-694,682,499,083.65-271,906,431,590.06

Finding the Fourth Proportional to 503,392,913,687.25, 694,682,499,083.65 and 271,906,431,590.06

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Solution

The fourth proportional to 503,392,913,687.25, 694,682,499,083.65 and 271,906,431,590.06 is: 375,231,025,860.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,392,913,687.25 : 694,682,499,083.65 = 271,906,431,590.06 : x
  2. Step 2: Convert to fraction form
    503,392,913,687.25/694,682,499,083.65 = 271,906,431,590.06/x
  3. Step 3: Cross multiply
    503,392,913,687.25x = 694,682,499,083.65 × 271,906,431,590.06
  4. Step 4: Simplify right side
    503,392,913,687.25x = 188,888,639,413,900,397,248,512
  5. Step 5: Solve for x
    x = 188,888,639,413,900,397,248,512/503,392,913,687.25
  6. Step 6: Final answer
    x = 375,231,025,860.75

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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.