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Finding the Third Proportional to 57,307,110 and 81,011,619

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Solution

The third proportional to 57,307,110 and 81,011,619 is: 114,521,259.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,307,110 : 81,011,619 = 81,011,619 : x
  2. Step 2: Convert to fraction form
    57,307,110/81,011,619 = 81,011,619/x
  3. Step 3: Cross multiply
    57,307,110x = 81,011,619 × 81,011,619
  4. Step 4: Simplify right side
    57,307,110x = 6,562,882,413,001,161
  5. Step 5: Solve for x
    x = 6,562,882,413,001,161/57,307,110
  6. Step 6: Final answer
    x = 114,521,259.46

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.