Home / 21,522,743,105-30,295,557,775

Finding the Third Proportional to 21,522,743,105 and 30,295,557,775

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Solution

The third proportional to 21,522,743,105 and 30,295,557,775 is: 42,644,230,636.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,522,743,105 : 30,295,557,775 = 30,295,557,775 : x
  2. Step 2: Convert to fraction form
    21,522,743,105/30,295,557,775 = 30,295,557,775/x
  3. Step 3: Cross multiply
    21,522,743,105x = 30,295,557,775 × 30,295,557,775
  4. Step 4: Simplify right side
    21,522,743,105x = 917,820,820,898,362,949,632
  5. Step 5: Solve for x
    x = 917,820,820,898,362,949,632/21,522,743,105
  6. Step 6: Final answer
    x = 42,644,230,636.44

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.