Home / 204,953,665.20-307,501,356.60-197,867,785.20

Finding the Fourth Proportional to 204,953,665.20, 307,501,356.60 and 197,867,785.20

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Solution

The fourth proportional to 204,953,665.20, 307,501,356.60 and 197,867,785.20 is: 296,870,086.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,953,665.20 : 307,501,356.60 = 197,867,785.20 : x
  2. Step 2: Convert to fraction form
    204,953,665.20/307,501,356.60 = 197,867,785.20/x
  3. Step 3: Cross multiply
    204,953,665.20x = 307,501,356.60 × 197,867,785.20
  4. Step 4: Simplify right side
    204,953,665.20x = 60,844,612,376,437,400
  5. Step 5: Solve for x
    x = 60,844,612,376,437,400/204,953,665.20
  6. Step 6: Final answer
    x = 296,870,086.79

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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.