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Finding the Third Proportional to 25,305,821,131 and 54,420,081,328

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Solution

The third proportional to 25,305,821,131 and 54,420,081,328 is: 117,030,197,772.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,305,821,131 : 54,420,081,328 = 54,420,081,328 : x
  2. Step 2: Convert to fraction form
    25,305,821,131/54,420,081,328 = 54,420,081,328/x
  3. Step 3: Cross multiply
    25,305,821,131x = 54,420,081,328 × 54,420,081,328
  4. Step 4: Simplify right side
    25,305,821,131x = 2,961,545,251,746,134,097,920
  5. Step 5: Solve for x
    x = 2,961,545,251,746,134,097,920/25,305,821,131
  6. Step 6: Final answer
    x = 117,030,197,772.09

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.