Home / 282,055,834.86-422,861,236.08-178,206,146.01

Finding the Fourth Proportional to 282,055,834.86, 422,861,236.08 and 178,206,146.01

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Solution

The fourth proportional to 282,055,834.86, 422,861,236.08 and 178,206,146.01 is: 267,168,630.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,055,834.86 : 422,861,236.08 = 178,206,146.01 : x
  2. Step 2: Convert to fraction form
    282,055,834.86/422,861,236.08 = 178,206,146.01/x
  3. Step 3: Cross multiply
    282,055,834.86x = 422,861,236.08 × 178,206,146.01
  4. Step 4: Simplify right side
    282,055,834.86x = 75,356,471,178,841,552
  5. Step 5: Solve for x
    x = 75,356,471,178,841,552/282,055,834.86
  6. Step 6: Final answer
    x = 267,168,630.69

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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.