Home / 124,538,687.60-186,645,974.70-50,676,371.16

Finding the Fourth Proportional to 124,538,687.60, 186,645,974.70 and 50,676,371.16

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Solution

The fourth proportional to 124,538,687.60, 186,645,974.70 and 50,676,371.16 is: 75,948,613.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,538,687.60 : 186,645,974.70 = 50,676,371.16 : x
  2. Step 2: Convert to fraction form
    124,538,687.60/186,645,974.70 = 50,676,371.16/x
  3. Step 3: Cross multiply
    124,538,687.60x = 186,645,974.70 × 50,676,371.16
  4. Step 4: Simplify right side
    124,538,687.60x = 9,458,540,689,417,168
  5. Step 5: Solve for x
    x = 9,458,540,689,417,168/124,538,687.60
  6. Step 6: Final answer
    x = 75,948,613.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.