Home / 185,469,723.60-278,204,585.40-64,313,422.80

Finding the Fourth Proportional to 185,469,723.60, 278,204,585.40 and 64,313,422.80

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Solution

The fourth proportional to 185,469,723.60, 278,204,585.40 and 64,313,422.80 is: 96,470,134.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,469,723.60 : 278,204,585.40 = 64,313,422.80 : x
  2. Step 2: Convert to fraction form
    185,469,723.60/278,204,585.40 = 64,313,422.80/x
  3. Step 3: Cross multiply
    185,469,723.60x = 278,204,585.40 × 64,313,422.80
  4. Step 4: Simplify right side
    185,469,723.60x = 17,892,289,125,728,904
  5. Step 5: Solve for x
    x = 17,892,289,125,728,904/185,469,723.60
  6. Step 6: Final answer
    x = 96,470,134.20

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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.