Home / 282,055,850.26-422,861,259.17-178,206,161.47

Finding the Fourth Proportional to 282,055,850.26, 422,861,259.17 and 178,206,161.47

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Solution

The fourth proportional to 282,055,850.26, 422,861,259.17 and 178,206,161.47 is: 267,168,653.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,055,850.26 : 422,861,259.17 = 178,206,161.47 : x
  2. Step 2: Convert to fraction form
    282,055,850.26/422,861,259.17 = 178,206,161.47/x
  3. Step 3: Cross multiply
    282,055,850.26x = 422,861,259.17 × 178,206,161.47
  4. Step 4: Simplify right side
    282,055,850.26x = 75,356,481,830,444,896
  5. Step 5: Solve for x
    x = 75,356,481,830,444,896/282,055,850.26
  6. Step 6: Final answer
    x = 267,168,653.87

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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.