Home / 336,045,129.60-504,067,694.40-80,743,497.60

Finding the Fourth Proportional to 336,045,129.60, 504,067,694.40 and 80,743,497.60

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Solution

The fourth proportional to 336,045,129.60, 504,067,694.40 and 80,743,497.60 is: 121,115,246.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,045,129.60 : 504,067,694.40 = 80,743,497.60 : x
  2. Step 2: Convert to fraction form
    336,045,129.60/504,067,694.40 = 80,743,497.60/x
  3. Step 3: Cross multiply
    336,045,129.60x = 504,067,694.40 × 80,743,497.60
  4. Step 4: Simplify right side
    336,045,129.60x = 40,700,188,673,023,928
  5. Step 5: Solve for x
    x = 40,700,188,673,023,928/336,045,129.60
  6. Step 6: Final answer
    x = 121,115,246.40

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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.