Home / 204,953,667.20-307,501,359.60-197,867,787.20

Finding the Fourth Proportional to 204,953,667.20, 307,501,359.60 and 197,867,787.20

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Solution

The fourth proportional to 204,953,667.20, 307,501,359.60 and 197,867,787.20 is: 296,870,089.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,953,667.20 : 307,501,359.60 = 197,867,787.20 : x
  2. Step 2: Convert to fraction form
    204,953,667.20/307,501,359.60 = 197,867,787.20/x
  3. Step 3: Cross multiply
    204,953,667.20x = 307,501,359.60 × 197,867,787.20
  4. Step 4: Simplify right side
    204,953,667.20x = 60,844,613,585,043,480
  5. Step 5: Solve for x
    x = 60,844,613,585,043,480/204,953,667.20
  6. Step 6: Final answer
    x = 296,870,089.79

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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.