Home / 236,682,905.70-355,024,358.55-227,612,979.30

Finding the Fourth Proportional to 236,682,905.70, 355,024,358.55 and 227,612,979.30

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Solution

The fourth proportional to 236,682,905.70, 355,024,358.55 and 227,612,979.30 is: 341,419,468.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,682,905.70 : 355,024,358.55 = 227,612,979.30 : x
  2. Step 2: Convert to fraction form
    236,682,905.70/355,024,358.55 = 227,612,979.30/x
  3. Step 3: Cross multiply
    236,682,905.70x = 355,024,358.55 × 227,612,979.30
  4. Step 4: Simplify right side
    236,682,905.70x = 80,808,151,973,636,928
  5. Step 5: Solve for x
    x = 80,808,151,973,636,928/236,682,905.70
  6. Step 6: Final answer
    x = 341,419,468.95

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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.