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Finding the Third Proportional to 19,373,646,990 and 30,325,048,919

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Solution

The third proportional to 19,373,646,990 and 30,325,048,919 is: 47,466,984,012.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373,646,990 : 30,325,048,919 = 30,325,048,919 : x
  2. Step 2: Convert to fraction form
    19,373,646,990/30,325,048,919 = 30,325,048,919/x
  3. Step 3: Cross multiply
    19,373,646,990x = 30,325,048,919 × 30,325,048,919
  4. Step 4: Simplify right side
    19,373,646,990x = 919,608,591,939,743,121,408
  5. Step 5: Solve for x
    x = 919,608,591,939,743,121,408/19,373,646,990
  6. Step 6: Final answer
    x = 47,466,984,012.58

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.