Home / 109,268,002.30-163,902,003.45-54,848,443.90

Finding the Fourth Proportional to 109,268,002.30, 163,902,003.45 and 54,848,443.90

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Solution

The fourth proportional to 109,268,002.30, 163,902,003.45 and 54,848,443.90 is: 82,272,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,268,002.30 : 163,902,003.45 = 54,848,443.90 : x
  2. Step 2: Convert to fraction form
    109,268,002.30/163,902,003.45 = 54,848,443.90/x
  3. Step 3: Cross multiply
    109,268,002.30x = 163,902,003.45 × 54,848,443.90
  4. Step 4: Simplify right side
    109,268,002.30x = 8,989,769,841,324,931
  5. Step 5: Solve for x
    x = 8,989,769,841,324,931/109,268,002.30
  6. Step 6: Final answer
    x = 82,272,665.85

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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.