Home / 12,043,981,118.32-18,063,967,889.46-3,647,890,542.34

Finding the Fourth Proportional to 12,043,981,118.32, 18,063,967,889.46 and 3,647,890,542.34

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Solution

The fourth proportional to 12,043,981,118.32, 18,063,967,889.46 and 3,647,890,542.34 is: 5,471,228,904.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043,981,118.32 : 18,063,967,889.46 = 3,647,890,542.34 : x
  2. Step 2: Convert to fraction form
    12,043,981,118.32/18,063,967,889.46 = 3,647,890,542.34/x
  3. Step 3: Cross multiply
    12,043,981,118.32x = 18,063,967,889.46 × 3,647,890,542.34
  4. Step 4: Simplify right side
    12,043,981,118.32x = 65,895,377,621,094,580,224
  5. Step 5: Solve for x
    x = 65,895,377,621,094,580,224/12,043,981,118.32
  6. Step 6: Final answer
    x = 5,471,228,904.61

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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.