Home / 149,112,906.60-223,682,286.12-45,505,438.92

Finding the Fourth Proportional to 149,112,906.60, 223,682,286.12 and 45,505,438.92

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Solution

The fourth proportional to 149,112,906.60, 223,682,286.12 and 45,505,438.92 is: 68,262,103.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,112,906.60 : 223,682,286.12 = 45,505,438.92 : x
  2. Step 2: Convert to fraction form
    149,112,906.60/223,682,286.12 = 45,505,438.92/x
  3. Step 3: Cross multiply
    149,112,906.60x = 223,682,286.12 × 45,505,438.92
  4. Step 4: Simplify right side
    149,112,906.60x = 10,178,760,608,519,624
  5. Step 5: Solve for x
    x = 10,178,760,608,519,624/149,112,906.60
  6. Step 6: Final answer
    x = 68,262,103.13

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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.