Home / 123,078,976.60-184,628,240.79-41,198,287.09

Finding the Fourth Proportional to 123,078,976.60, 184,628,240.79 and 41,198,287.09

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Solution

The fourth proportional to 123,078,976.60, 184,628,240.79 and 41,198,287.09 is: 61,800,702.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,078,976.60 : 184,628,240.79 = 41,198,287.09 : x
  2. Step 2: Convert to fraction form
    123,078,976.60/184,628,240.79 = 41,198,287.09/x
  3. Step 3: Cross multiply
    123,078,976.60x = 184,628,240.79 × 41,198,287.09
  4. Step 4: Simplify right side
    123,078,976.60x = 7,606,367,268,988,069
  5. Step 5: Solve for x
    x = 7,606,367,268,988,069/123,078,976.60
  6. Step 6: Final answer
    x = 61,800,702.92

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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.