Home / 205,100,606.20-307,650,909.30-197,934,244.60

Finding the Fourth Proportional to 205,100,606.20, 307,650,909.30 and 197,934,244.60

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Solution

The fourth proportional to 205,100,606.20, 307,650,909.30 and 197,934,244.60 is: 296,901,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,100,606.20 : 307,650,909.30 = 197,934,244.60 : x
  2. Step 2: Convert to fraction form
    205,100,606.20/307,650,909.30 = 197,934,244.60/x
  3. Step 3: Cross multiply
    205,100,606.20x = 307,650,909.30 × 197,934,244.60
  4. Step 4: Simplify right side
    205,100,606.20x = 60,894,650,332,798,616
  5. Step 5: Solve for x
    x = 60,894,650,332,798,616/205,100,606.20
  6. Step 6: Final answer
    x = 296,901,366.90

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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.