Home / 368,589,560.78-552,886,398.16-122,945,517.88

Finding the Fourth Proportional to 368,589,560.78, 552,886,398.16 and 122,945,517.88

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Solution

The fourth proportional to 368,589,560.78, 552,886,398.16 and 122,945,517.88 is: 184,418,962.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,589,560.78 : 552,886,398.16 = 122,945,517.88 : x
  2. Step 2: Convert to fraction form
    368,589,560.78/552,886,398.16 = 122,945,517.88/x
  3. Step 3: Cross multiply
    368,589,560.78x = 552,886,398.16 × 122,945,517.88
  4. Step 4: Simplify right side
    368,589,560.78x = 67,974,904,550,589,072
  5. Step 5: Solve for x
    x = 67,974,904,550,589,072/368,589,560.78
  6. Step 6: Final answer
    x = 184,418,962.94

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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.