Home / 80,515,192.32-120,755,642.40-22,992,193.44

Finding the Fourth Proportional to 80,515,192.32, 120,755,642.40 and 22,992,193.44

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Solution

The fourth proportional to 80,515,192.32, 120,755,642.40 and 22,992,193.44 is: 34,483,393.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,515,192.32 : 120,755,642.40 = 22,992,193.44 : x
  2. Step 2: Convert to fraction form
    80,515,192.32/120,755,642.40 = 22,992,193.44/x
  3. Step 3: Cross multiply
    80,515,192.32x = 120,755,642.40 × 22,992,193.44
  4. Step 4: Simplify right side
    80,515,192.32x = 2,776,437,089,032,266
  5. Step 5: Solve for x
    x = 2,776,437,089,032,266/80,515,192.32
  6. Step 6: Final answer
    x = 34,483,393.87

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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.