Home / 238,245,407.74-356,270,995.77-226,622,785.78

Finding the Fourth Proportional to 238,245,407.74, 356,270,995.77 and 226,622,785.78

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Solution

The fourth proportional to 238,245,407.74, 356,270,995.77 and 226,622,785.78 is: 338,890,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,245,407.74 : 356,270,995.77 = 226,622,785.78 : x
  2. Step 2: Convert to fraction form
    238,245,407.74/356,270,995.77 = 226,622,785.78/x
  3. Step 3: Cross multiply
    238,245,407.74x = 356,270,995.77 × 226,622,785.78
  4. Step 4: Simplify right side
    238,245,407.74x = 80,739,125,554,012,000
  5. Step 5: Solve for x
    x = 80,739,125,554,012,000/238,245,407.74
  6. Step 6: Final answer
    x = 338,890,584.80

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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.