Home / 494,350,110.72-682,226,426.88-274,335,344.64

Finding the Fourth Proportional to 494,350,110.72, 682,226,426.88 and 274,335,344.64

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Solution

The fourth proportional to 494,350,110.72, 682,226,426.88 and 274,335,344.64 is: 378,595,691.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,350,110.72 : 682,226,426.88 = 274,335,344.64 : x
  2. Step 2: Convert to fraction form
    494,350,110.72/682,226,426.88 = 274,335,344.64/x
  3. Step 3: Cross multiply
    494,350,110.72x = 682,226,426.88 × 274,335,344.64
  4. Step 4: Simplify right side
    494,350,110.72x = 187,158,821,940,640,544
  5. Step 5: Solve for x
    x = 187,158,821,940,640,544/494,350,110.72
  6. Step 6: Final answer
    x = 378,595,691.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.