Home / 126,857,285.60-175,067,866.26-71,103,736.48

Finding the Fourth Proportional to 126,857,285.60, 175,067,866.26 and 71,103,736.48

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Solution

The fourth proportional to 126,857,285.60, 175,067,866.26 and 71,103,736.48 is: 98,125,853.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,857,285.60 : 175,067,866.26 = 71,103,736.48 : x
  2. Step 2: Convert to fraction form
    126,857,285.60/175,067,866.26 = 71,103,736.48/x
  3. Step 3: Cross multiply
    126,857,285.60x = 175,067,866.26 × 71,103,736.48
  4. Step 4: Simplify right side
    126,857,285.60x = 12,447,979,428,851,570
  5. Step 5: Solve for x
    x = 12,447,979,428,851,570/126,857,285.60
  6. Step 6: Final answer
    x = 98,125,853.55

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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.