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Finding the Third Proportional to 9,330,503,481 and 20,562,860,772

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Solution

The third proportional to 9,330,503,481 and 20,562,860,772 is: 45,317,087,549.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330,503,481 : 20,562,860,772 = 20,562,860,772 : x
  2. Step 2: Convert to fraction form
    9,330,503,481/20,562,860,772 = 20,562,860,772/x
  3. Step 3: Cross multiply
    9,330,503,481x = 20,562,860,772 × 20,562,860,772
  4. Step 4: Simplify right side
    9,330,503,481x = 422,831,243,128,656,429,056
  5. Step 5: Solve for x
    x = 422,831,243,128,656,429,056/9,330,503,481
  6. Step 6: Final answer
    x = 45,317,087,549.42

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.