Home / 12,476,690,335.97-18,715,179,273.10-4,509,463,647.76

Finding the Fourth Proportional to 12,476,690,335.97, 18,715,179,273.10 and 4,509,463,647.76

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Solution

The fourth proportional to 12,476,690,335.97, 18,715,179,273.10 and 4,509,463,647.76 is: 6,764,247,434.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,476,690,335.97 : 18,715,179,273.10 = 4,509,463,647.76 : x
  2. Step 2: Convert to fraction form
    12,476,690,335.97/18,715,179,273.10 = 4,509,463,647.76/x
  3. Step 3: Cross multiply
    12,476,690,335.97x = 18,715,179,273.10 × 4,509,463,647.76
  4. Step 4: Simplify right side
    12,476,690,335.97x = 84,395,420,593,295,556,608
  5. Step 5: Solve for x
    x = 84,395,420,593,295,556,608/12,476,690,335.97
  6. Step 6: Final answer
    x = 6,764,247,434.27

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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.