Home / 404,135,836.80-606,203,755.20-274,995,673.80

Finding the Fourth Proportional to 404,135,836.80, 606,203,755.20 and 274,995,673.80

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Solution

The fourth proportional to 404,135,836.80, 606,203,755.20 and 274,995,673.80 is: 412,493,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,135,836.80 : 606,203,755.20 = 274,995,673.80 : x
  2. Step 2: Convert to fraction form
    404,135,836.80/606,203,755.20 = 274,995,673.80/x
  3. Step 3: Cross multiply
    404,135,836.80x = 606,203,755.20 × 274,995,673.80
  4. Step 4: Simplify right side
    404,135,836.80x = 166,703,410,121,314,272
  5. Step 5: Solve for x
    x = 166,703,410,121,314,272/404,135,836.80
  6. Step 6: Final answer
    x = 412,493,510.70

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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.