Home / 187,654,851.24-258,965,801.31-107,197,498.46

Finding the Fourth Proportional to 187,654,851.24, 258,965,801.31 and 107,197,498.46

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Solution

The fourth proportional to 187,654,851.24, 258,965,801.31 and 107,197,498.46 is: 147,933,751.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,654,851.24 : 258,965,801.31 = 107,197,498.46 : x
  2. Step 2: Convert to fraction form
    187,654,851.24/258,965,801.31 = 107,197,498.46/x
  3. Step 3: Cross multiply
    187,654,851.24x = 258,965,801.31 × 107,197,498.46
  4. Step 4: Simplify right side
    187,654,851.24x = 27,760,486,085,826,560
  5. Step 5: Solve for x
    x = 27,760,486,085,826,560/187,654,851.24
  6. Step 6: Final answer
    x = 147,933,751.26

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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.