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Finding the Third Proportional to 115,120,072.50 and 177,126,462

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Solution

The third proportional to 115,120,072.50 and 177,126,462 is: 272,530,957.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,120,072.50 : 177,126,462 = 177,126,462 : x
  2. Step 2: Convert to fraction form
    115,120,072.50/177,126,462 = 177,126,462/x
  3. Step 3: Cross multiply
    115,120,072.50x = 177,126,462 × 177,126,462
  4. Step 4: Simplify right side
    115,120,072.50x = 31,373,783,540,637,444
  5. Step 5: Solve for x
    x = 31,373,783,540,637,444/115,120,072.50
  6. Step 6: Final answer
    x = 272,530,957.11

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.