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Finding the Third Proportional to 3,508,108,573.64 and 7,306,408,844.58

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Solution

The third proportional to 3,508,108,573.64 and 7,306,408,844.58 is: 15,217,205,820.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508,108,573.64 : 7,306,408,844.58 = 7,306,408,844.58 : x
  2. Step 2: Convert to fraction form
    3,508,108,573.64/7,306,408,844.58 = 7,306,408,844.58/x
  3. Step 3: Cross multiply
    3,508,108,573.64x = 7,306,408,844.58 × 7,306,408,844.58
  4. Step 4: Simplify right side
    3,508,108,573.64x = 53,383,610,204,124,700,672
  5. Step 5: Solve for x
    x = 53,383,610,204,124,700,672/3,508,108,573.64
  6. Step 6: Final answer
    x = 15,217,205,820.04

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.