Home / 12,043,981,118.82-18,063,967,890.21-3,647,890,542.84

Finding the Fourth Proportional to 12,043,981,118.82, 18,063,967,890.21 and 3,647,890,542.84

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Solution

The fourth proportional to 12,043,981,118.82, 18,063,967,890.21 and 3,647,890,542.84 is: 5,471,228,905.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043,981,118.82 : 18,063,967,890.21 = 3,647,890,542.84 : x
  2. Step 2: Convert to fraction form
    12,043,981,118.82/18,063,967,890.21 = 3,647,890,542.84/x
  3. Step 3: Cross multiply
    12,043,981,118.82x = 18,063,967,890.21 × 3,647,890,542.84
  4. Step 4: Simplify right side
    12,043,981,118.82x = 65,895,377,632,862,486,528
  5. Step 5: Solve for x
    x = 65,895,377,632,862,486,528/12,043,981,118.82
  6. Step 6: Final answer
    x = 5,471,228,905.36

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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.