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Finding the Third Proportional to 1,865,201,720 and 3,862,463,236

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Solution

The third proportional to 1,865,201,720 and 3,862,463,236 is: 7,998,396,146.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,201,720 : 3,862,463,236 = 3,862,463,236 : x
  2. Step 2: Convert to fraction form
    1,865,201,720/3,862,463,236 = 3,862,463,236/x
  3. Step 3: Cross multiply
    1,865,201,720x = 3,862,463,236 × 3,862,463,236
  4. Step 4: Simplify right side
    1,865,201,720x = 14,918,622,249,451,591,680
  5. Step 5: Solve for x
    x = 14,918,622,249,451,591,680/1,865,201,720
  6. Step 6: Final answer
    x = 7,998,396,146.37

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.