Home / 140,952,151.20-211,378,460.40-50,078,704.80

Finding the Fourth Proportional to 140,952,151.20, 211,378,460.40 and 50,078,704.80

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Solution

The fourth proportional to 140,952,151.20, 211,378,460.40 and 50,078,704.80 is: 75,100,375.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,952,151.20 : 211,378,460.40 = 50,078,704.80 : x
  2. Step 2: Convert to fraction form
    140,952,151.20/211,378,460.40 = 50,078,704.80/x
  3. Step 3: Cross multiply
    140,952,151.20x = 211,378,460.40 × 50,078,704.80
  4. Step 4: Simplify right side
    140,952,151.20x = 10,585,559,519,450,090
  5. Step 5: Solve for x
    x = 10,585,559,519,450,090/140,952,151.20
  6. Step 6: Final answer
    x = 75,100,375.76

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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.