Home / 275,707,813.40-413,561,720.10-273,794,625.80

Finding the Fourth Proportional to 275,707,813.40, 413,561,720.10 and 273,794,625.80

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Solution

The fourth proportional to 275,707,813.40, 413,561,720.10 and 273,794,625.80 is: 410,691,938.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,707,813.40 : 413,561,720.10 = 273,794,625.80 : x
  2. Step 2: Convert to fraction form
    275,707,813.40/413,561,720.10 = 273,794,625.80/x
  3. Step 3: Cross multiply
    275,707,813.40x = 413,561,720.10 × 273,794,625.80
  4. Step 4: Simplify right side
    275,707,813.40x = 113,230,976,399,983,856
  5. Step 5: Solve for x
    x = 113,230,976,399,983,856/275,707,813.40
  6. Step 6: Final answer
    x = 410,691,938.70

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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.