Home / 342,646,262.44-513,969,380.70-100,309,166.44

Finding the Fourth Proportional to 342,646,262.44, 513,969,380.70 and 100,309,166.44

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Solution

The fourth proportional to 342,646,262.44, 513,969,380.70 and 100,309,166.44 is: 150,463,745.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,646,262.44 : 513,969,380.70 = 100,309,166.44 : x
  2. Step 2: Convert to fraction form
    342,646,262.44/513,969,380.70 = 100,309,166.44/x
  3. Step 3: Cross multiply
    342,646,262.44x = 513,969,380.70 × 100,309,166.44
  4. Step 4: Simplify right side
    342,646,262.44x = 51,555,840,153,700,024
  5. Step 5: Solve for x
    x = 51,555,840,153,700,024/342,646,262.44
  6. Step 6: Final answer
    x = 150,463,745.87

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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.