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Finding the Third Proportional to 872,694,186 and 1,881,398,388

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Solution

The third proportional to 872,694,186 and 1,881,398,388 is: 4,056,014,066.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,694,186 : 1,881,398,388 = 1,881,398,388 : x
  2. Step 2: Convert to fraction form
    872,694,186/1,881,398,388 = 1,881,398,388/x
  3. Step 3: Cross multiply
    872,694,186x = 1,881,398,388 × 1,881,398,388
  4. Step 4: Simplify right side
    872,694,186x = 3,539,659,894,368,998,400
  5. Step 5: Solve for x
    x = 3,539,659,894,368,998,400/872,694,186
  6. Step 6: Final answer
    x = 4,056,014,066.73

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.