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Finding the Third Proportional to 25,243,512 and 55,292,136

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Solution

The third proportional to 25,243,512 and 55,292,136 is: 121,109,150.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,243,512 : 55,292,136 = 55,292,136 : x
  2. Step 2: Convert to fraction form
    25,243,512/55,292,136 = 55,292,136/x
  3. Step 3: Cross multiply
    25,243,512x = 55,292,136 × 55,292,136
  4. Step 4: Simplify right side
    25,243,512x = 3,057,220,303,442,496
  5. Step 5: Solve for x
    x = 3,057,220,303,442,496/25,243,512
  6. Step 6: Final answer
    x = 121,109,150.88

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.