Home / 204,270,656.27-281,980,486.44-137,328,438.43

Finding the Fourth Proportional to 204,270,656.27, 281,980,486.44 and 137,328,438.43

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Solution

The fourth proportional to 204,270,656.27, 281,980,486.44 and 137,328,438.43 is: 189,571,721.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,270,656.27 : 281,980,486.44 = 137,328,438.43 : x
  2. Step 2: Convert to fraction form
    204,270,656.27/281,980,486.44 = 137,328,438.43/x
  3. Step 3: Cross multiply
    204,270,656.27x = 281,980,486.44 × 137,328,438.43
  4. Step 4: Simplify right side
    204,270,656.27x = 38,723,939,870,536,992
  5. Step 5: Solve for x
    x = 38,723,939,870,536,992/204,270,656.27
  6. Step 6: Final answer
    x = 189,571,721.06

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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.