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Finding the Third Proportional to 55,988,640 and 80,063,842

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Solution

The third proportional to 55,988,640 and 80,063,842 is: 114,491,418.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,988,640 : 80,063,842 = 80,063,842 : x
  2. Step 2: Convert to fraction form
    55,988,640/80,063,842 = 80,063,842/x
  3. Step 3: Cross multiply
    55,988,640x = 80,063,842 × 80,063,842
  4. Step 4: Simplify right side
    55,988,640x = 6,410,218,795,800,964
  5. Step 5: Solve for x
    x = 6,410,218,795,800,964/55,988,640
  6. Step 6: Final answer
    x = 114,491,418.18

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.