Home / 123,332,601.60-170,192,286.72-68,325,177.60

Finding the Fourth Proportional to 123,332,601.60, 170,192,286.72 and 68,325,177.60

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Solution

The fourth proportional to 123,332,601.60, 170,192,286.72 and 68,325,177.60 is: 94,285,031.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,332,601.60 : 170,192,286.72 = 68,325,177.60 : x
  2. Step 2: Convert to fraction form
    123,332,601.60/170,192,286.72 = 68,325,177.60/x
  3. Step 3: Cross multiply
    123,332,601.60x = 170,192,286.72 × 68,325,177.60
  4. Step 4: Simplify right side
    123,332,601.60x = 11,628,418,216,294,120
  5. Step 5: Solve for x
    x = 11,628,418,216,294,120/123,332,601.60
  6. Step 6: Final answer
    x = 94,285,031.41

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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.