Home / 150,111,514.04-225,312,517.72-72,443,093.24

Finding the Fourth Proportional to 150,111,514.04, 225,312,517.72 and 72,443,093.24

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Solution

The fourth proportional to 150,111,514.04, 225,312,517.72 and 72,443,093.24 is: 108,734,735.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,111,514.04 : 225,312,517.72 = 72,443,093.24 : x
  2. Step 2: Convert to fraction form
    150,111,514.04/225,312,517.72 = 72,443,093.24/x
  3. Step 3: Cross multiply
    150,111,514.04x = 225,312,517.72 × 72,443,093.24
  4. Step 4: Simplify right side
    150,111,514.04x = 16,322,335,729,329,110
  5. Step 5: Solve for x
    x = 16,322,335,729,329,110/150,111,514.04
  6. Step 6: Final answer
    x = 108,734,735.20

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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.