Home / 226,261,918.89-339,129,650.90-129,285,614.97

Finding the Fourth Proportional to 226,261,918.89, 339,129,650.90 and 129,285,614.97

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Solution

The fourth proportional to 226,261,918.89, 339,129,650.90 and 129,285,614.97 is: 193,778,014.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,261,918.89 : 339,129,650.90 = 129,285,614.97 : x
  2. Step 2: Convert to fraction form
    226,261,918.89/339,129,650.90 = 129,285,614.97/x
  3. Step 3: Cross multiply
    226,261,918.89x = 339,129,650.90 × 129,285,614.97
  4. Step 4: Simplify right side
    226,261,918.89x = 43,844,585,470,521,480
  5. Step 5: Solve for x
    x = 43,844,585,470,521,480/226,261,918.89
  6. Step 6: Final answer
    x = 193,778,014.81

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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.