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Finding the Third Proportional to 11,481,068,424 and 15,963,507,939.50

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Solution

The third proportional to 11,481,068,424 and 15,963,507,939.50 is: 22,195,981,795.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,481,068,424 : 15,963,507,939.50 = 15,963,507,939.50 : x
  2. Step 2: Convert to fraction form
    11,481,068,424/15,963,507,939.50 = 15,963,507,939.50/x
  3. Step 3: Cross multiply
    11,481,068,424x = 15,963,507,939.50 × 15,963,507,939.50
  4. Step 4: Simplify right side
    11,481,068,424x = 254,833,585,734,479,544,320
  5. Step 5: Solve for x
    x = 254,833,585,734,479,544,320/11,481,068,424
  6. Step 6: Final answer
    x = 22,195,981,795.72

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.