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Finding the Third Proportional to 986,675,402.25 and 2,193,955,857

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Solution

The third proportional to 986,675,402.25 and 2,193,955,857 is: 4,878,445,628.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,675,402.25 : 2,193,955,857 = 2,193,955,857 : x
  2. Step 2: Convert to fraction form
    986,675,402.25/2,193,955,857 = 2,193,955,857/x
  3. Step 3: Cross multiply
    986,675,402.25x = 2,193,955,857 × 2,193,955,857
  4. Step 4: Simplify right side
    986,675,402.25x = 4,813,442,302,464,604,160
  5. Step 5: Solve for x
    x = 4,813,442,302,464,604,160/986,675,402.25
  6. Step 6: Final answer
    x = 4,878,445,628.10

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.