Home / 314,928,635.70-472,392,953.55-185,469,608.10

Finding the Fourth Proportional to 314,928,635.70, 472,392,953.55 and 185,469,608.10

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Solution

The fourth proportional to 314,928,635.70, 472,392,953.55 and 185,469,608.10 is: 278,204,412.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,635.70 : 472,392,953.55 = 185,469,608.10 : x
  2. Step 2: Convert to fraction form
    314,928,635.70/472,392,953.55 = 185,469,608.10/x
  3. Step 3: Cross multiply
    314,928,635.70x = 472,392,953.55 × 185,469,608.10
  4. Step 4: Simplify right side
    314,928,635.70x = 87,614,535,964,120,000
  5. Step 5: Solve for x
    x = 87,614,535,964,120,000/314,928,635.70
  6. Step 6: Final answer
    x = 278,204,412.15

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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.