Home / 300,888,749.88-451,297,666.20-82,561,168.44

Finding the Fourth Proportional to 300,888,749.88, 451,297,666.20 and 82,561,168.44

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Solution

The fourth proportional to 300,888,749.88, 451,297,666.20 and 82,561,168.44 is: 123,832,023.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,888,749.88 : 451,297,666.20 = 82,561,168.44 : x
  2. Step 2: Convert to fraction form
    300,888,749.88/451,297,666.20 = 82,561,168.44/x
  3. Step 3: Cross multiply
    300,888,749.88x = 451,297,666.20 × 82,561,168.44
  4. Step 4: Simplify right side
    300,888,749.88x = 37,259,662,635,717,096
  5. Step 5: Solve for x
    x = 37,259,662,635,717,096/300,888,749.88
  6. Step 6: Final answer
    x = 123,832,023.13

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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.