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Finding the Third Proportional to 1,863,340,119 and 3,988,431,333

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Solution

The third proportional to 1,863,340,119 and 3,988,431,333 is: 8,537,134,115.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,340,119 : 3,988,431,333 = 3,988,431,333 : x
  2. Step 2: Convert to fraction form
    1,863,340,119/3,988,431,333 = 3,988,431,333/x
  3. Step 3: Cross multiply
    1,863,340,119x = 3,988,431,333 × 3,988,431,333
  4. Step 4: Simplify right side
    1,863,340,119x = 15,907,584,498,056,157,184
  5. Step 5: Solve for x
    x = 15,907,584,498,056,157,184/1,863,340,119
  6. Step 6: Final answer
    x = 8,537,134,115.16

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.