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Finding the Third Proportional to 818,215,086 and 1,789,482,264

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Solution

The third proportional to 818,215,086 and 1,789,482,264 is: 3,913,698,033.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,215,086 : 1,789,482,264 = 1,789,482,264 : x
  2. Step 2: Convert to fraction form
    818,215,086/1,789,482,264 = 1,789,482,264/x
  3. Step 3: Cross multiply
    818,215,086x = 1,789,482,264 × 1,789,482,264
  4. Step 4: Simplify right side
    818,215,086x = 3,202,246,773,170,565,632
  5. Step 5: Solve for x
    x = 3,202,246,773,170,565,632/818,215,086
  6. Step 6: Final answer
    x = 3,913,698,033.64

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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.