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Finding the Third Proportional to 81,763,465.50 and 125,676,076.50

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Solution

The third proportional to 81,763,465.50 and 125,676,076.50 is: 193,172,783.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,763,465.50 : 125,676,076.50 = 125,676,076.50 : x
  2. Step 2: Convert to fraction form
    81,763,465.50/125,676,076.50 = 125,676,076.50/x
  3. Step 3: Cross multiply
    81,763,465.50x = 125,676,076.50 × 125,676,076.50
  4. Step 4: Simplify right side
    81,763,465.50x = 15,794,476,204,433,852
  5. Step 5: Solve for x
    x = 15,794,476,204,433,852/81,763,465.50
  6. Step 6: Final answer
    x = 193,172,783.32

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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.