Home / 281,647,616.22-422,384,957.46-194,767,436.55

Finding the Fourth Proportional to 281,647,616.22, 422,384,957.46 and 194,767,436.55

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Solution

The fourth proportional to 281,647,616.22, 422,384,957.46 and 194,767,436.55 is: 292,091,360.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,647,616.22 : 422,384,957.46 = 194,767,436.55 : x
  2. Step 2: Convert to fraction form
    281,647,616.22/422,384,957.46 = 194,767,436.55/x
  3. Step 3: Cross multiply
    281,647,616.22x = 422,384,957.46 × 194,767,436.55
  4. Step 4: Simplify right side
    281,647,616.22x = 82,266,835,400,181,040
  5. Step 5: Solve for x
    x = 82,266,835,400,181,040/281,647,616.22
  6. Step 6: Final answer
    x = 292,091,360.49

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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.