Home / 133,469,112.20-200,203,668.30-104,803,665.80

Finding the Fourth Proportional to 133,469,112.20, 200,203,668.30 and 104,803,665.80

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Solution

The fourth proportional to 133,469,112.20, 200,203,668.30 and 104,803,665.80 is: 157,205,498.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,469,112.20 : 200,203,668.30 = 104,803,665.80 : x
  2. Step 2: Convert to fraction form
    133,469,112.20/200,203,668.30 = 104,803,665.80/x
  3. Step 3: Cross multiply
    133,469,112.20x = 200,203,668.30 × 104,803,665.80
  4. Step 4: Simplify right side
    133,469,112.20x = 20,982,078,344,447,256
  5. Step 5: Solve for x
    x = 20,982,078,344,447,256/133,469,112.20
  6. Step 6: Final answer
    x = 157,205,498.70

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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.