Home / 126,857,348.73-175,067,953.29-71,103,799.44

Finding the Fourth Proportional to 126,857,348.73, 175,067,953.29 and 71,103,799.44

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Solution

The fourth proportional to 126,857,348.73, 175,067,953.29 and 71,103,799.44 is: 98,125,940.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,857,348.73 : 175,067,953.29 = 71,103,799.44 : x
  2. Step 2: Convert to fraction form
    126,857,348.73/175,067,953.29 = 71,103,799.44/x
  3. Step 3: Cross multiply
    126,857,348.73x = 175,067,953.29 × 71,103,799.44
  4. Step 4: Simplify right side
    126,857,348.73x = 12,447,996,639,103,448
  5. Step 5: Solve for x
    x = 12,447,996,639,103,448/126,857,348.73
  6. Step 6: Final answer
    x = 98,125,940.39

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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.