Home / 3,115,044,791.85-4,672,579,168.52-754,201,817.56

Finding the Fourth Proportional to 3,115,044,791.85, 4,672,579,168.52 and 754,201,817.56

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Solution

The fourth proportional to 3,115,044,791.85, 4,672,579,168.52 and 754,201,817.56 is: 1,131,305,627.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,044,791.85 : 4,672,579,168.52 = 754,201,817.56 : x
  2. Step 2: Convert to fraction form
    3,115,044,791.85/4,672,579,168.52 = 754,201,817.56/x
  3. Step 3: Cross multiply
    3,115,044,791.85x = 4,672,579,168.52 × 754,201,817.56
  4. Step 4: Simplify right side
    3,115,044,791.85x = 3,524,067,701,580,981,760
  5. Step 5: Solve for x
    x = 3,524,067,701,580,981,760/3,115,044,791.85
  6. Step 6: Final answer
    x = 1,131,305,627.07

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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.