Home / 100,715,638.95-151,073,450.12-27,932,418.72

Finding the Fourth Proportional to 100,715,638.95, 151,073,450.12 and 27,932,418.72

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Solution

The fourth proportional to 100,715,638.95, 151,073,450.12 and 27,932,418.72 is: 41,898,625.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,715,638.95 : 151,073,450.12 = 27,932,418.72 : x
  2. Step 2: Convert to fraction form
    100,715,638.95/151,073,450.12 = 27,932,418.72/x
  3. Step 3: Cross multiply
    100,715,638.95x = 151,073,450.12 × 27,932,418.72
  4. Step 4: Simplify right side
    100,715,638.95x = 4,219,846,866,226,874
  5. Step 5: Solve for x
    x = 4,219,846,866,226,874/100,715,638.95
  6. Step 6: Final answer
    x = 41,898,625.78

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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.