Home / 137,389,764.24-206,116,481.82-45,270,204.12

Finding the Fourth Proportional to 137,389,764.24, 206,116,481.82 and 45,270,204.12

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Solution

The fourth proportional to 137,389,764.24, 206,116,481.82 and 45,270,204.12 is: 67,915,796.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,389,764.24 : 206,116,481.82 = 45,270,204.12 : x
  2. Step 2: Convert to fraction form
    137,389,764.24/206,116,481.82 = 45,270,204.12/x
  3. Step 3: Cross multiply
    137,389,764.24x = 206,116,481.82 × 45,270,204.12
  4. Step 4: Simplify right side
    137,389,764.24x = 9,330,935,204,487,668
  5. Step 5: Solve for x
    x = 9,330,935,204,487,668/137,389,764.24
  6. Step 6: Final answer
    x = 67,915,796.03

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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.