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Finding the Third Proportional to 36,280,048 and 78,937,104

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Solution

The third proportional to 36,280,048 and 78,937,104 is: 171,749,121.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,280,048 : 78,937,104 = 78,937,104 : x
  2. Step 2: Convert to fraction form
    36,280,048/78,937,104 = 78,937,104/x
  3. Step 3: Cross multiply
    36,280,048x = 78,937,104 × 78,937,104
  4. Step 4: Simplify right side
    36,280,048x = 6,231,066,387,906,816
  5. Step 5: Solve for x
    x = 6,231,066,387,906,816/36,280,048
  6. Step 6: Final answer
    x = 171,749,121.94

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.