Home / 568,870,236.75-785,104,732.44-321,367,534.23

Finding the Fourth Proportional to 568,870,236.75, 785,104,732.44 and 321,367,534.23

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Solution

The fourth proportional to 568,870,236.75, 785,104,732.44 and 321,367,534.23 is: 443,523,242.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,870,236.75 : 785,104,732.44 = 321,367,534.23 : x
  2. Step 2: Convert to fraction form
    568,870,236.75/785,104,732.44 = 321,367,534.23/x
  3. Step 3: Cross multiply
    568,870,236.75x = 785,104,732.44 × 321,367,534.23
  4. Step 4: Simplify right side
    568,870,236.75x = 252,307,171,976,546,720
  5. Step 5: Solve for x
    x = 252,307,171,976,546,720/568,870,236.75
  6. Step 6: Final answer
    x = 443,523,242.52

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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.