Home / 148,520,314.12-222,780,164.86-83,794,736.84

Finding the Fourth Proportional to 148,520,314.12, 222,780,164.86 and 83,794,736.84

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Solution

The fourth proportional to 148,520,314.12, 222,780,164.86 and 83,794,736.84 is: 125,691,932.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,520,314.12 : 222,780,164.86 = 83,794,736.84 : x
  2. Step 2: Convert to fraction form
    148,520,314.12/222,780,164.86 = 83,794,736.84/x
  3. Step 3: Cross multiply
    148,520,314.12x = 222,780,164.86 × 83,794,736.84
  4. Step 4: Simplify right side
    148,520,314.12x = 18,667,805,287,615,516
  5. Step 5: Solve for x
    x = 18,667,805,287,615,516/148,520,314.12
  6. Step 6: Final answer
    x = 125,691,932.44

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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.