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Finding the Third Proportional to 3,918,168,028 and 8,525,055,512

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Solution

The third proportional to 3,918,168,028 and 8,525,055,512 is: 18,548,610,208.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918,168,028 : 8,525,055,512 = 8,525,055,512 : x
  2. Step 2: Convert to fraction form
    3,918,168,028/8,525,055,512 = 8,525,055,512/x
  3. Step 3: Cross multiply
    3,918,168,028x = 8,525,055,512 × 8,525,055,512
  4. Step 4: Simplify right side
    3,918,168,028x = 72,676,571,482,681,581,568
  5. Step 5: Solve for x
    x = 72,676,571,482,681,581,568/3,918,168,028
  6. Step 6: Final answer
    x = 18,548,610,208.48

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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.