Home / 282,055,837.11-422,861,239.46-178,206,148.26

Finding the Fourth Proportional to 282,055,837.11, 422,861,239.46 and 178,206,148.26

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Solution

The fourth proportional to 282,055,837.11, 422,861,239.46 and 178,206,148.26 is: 267,168,634.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,055,837.11 : 422,861,239.46 = 178,206,148.26 : x
  2. Step 2: Convert to fraction form
    282,055,837.11/422,861,239.46 = 178,206,148.26/x
  3. Step 3: Cross multiply
    282,055,837.11x = 422,861,239.46 × 178,206,148.26
  4. Step 4: Simplify right side
    282,055,837.11x = 75,356,472,731,725,088
  5. Step 5: Solve for x
    x = 75,356,472,731,725,088/282,055,837.11
  6. Step 6: Final answer
    x = 267,168,634.07

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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.