Home / 400,393,237.59-552,548,371.77-230,844,121.02

Finding the Fourth Proportional to 400,393,237.59, 552,548,371.77 and 230,844,121.02

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Solution

The fourth proportional to 400,393,237.59, 552,548,371.77 and 230,844,121.02 is: 318,568,175.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,393,237.59 : 552,548,371.77 = 230,844,121.02 : x
  2. Step 2: Convert to fraction form
    400,393,237.59/552,548,371.77 = 230,844,121.02/x
  3. Step 3: Cross multiply
    400,393,237.59x = 552,548,371.77 × 230,844,121.02
  4. Step 4: Simplify right side
    400,393,237.59x = 127,552,543,202,277,840
  5. Step 5: Solve for x
    x = 127,552,543,202,277,840/400,393,237.59
  6. Step 6: Final answer
    x = 318,568,175.55

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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.