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Finding the Third Proportional to 54,244,507 and 81,871,199

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Solution

The third proportional to 54,244,507 and 81,871,199 is: 123,568,147.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,244,507 : 81,871,199 = 81,871,199 : x
  2. Step 2: Convert to fraction form
    54,244,507/81,871,199 = 81,871,199/x
  3. Step 3: Cross multiply
    54,244,507x = 81,871,199 × 81,871,199
  4. Step 4: Simplify right side
    54,244,507x = 6,702,893,225,697,601
  5. Step 5: Solve for x
    x = 6,702,893,225,697,601/54,244,507
  6. Step 6: Final answer
    x = 123,568,147.20

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.