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Finding the Third Proportional to 9,330,503,439 and 20,562,860,619

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Solution

The third proportional to 9,330,503,439 and 20,562,860,619 is: 45,317,087,079.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330,503,439 : 20,562,860,619 = 20,562,860,619 : x
  2. Step 2: Convert to fraction form
    9,330,503,439/20,562,860,619 = 20,562,860,619/x
  3. Step 3: Cross multiply
    9,330,503,439x = 20,562,860,619 × 20,562,860,619
  4. Step 4: Simplify right side
    9,330,503,439x = 422,831,236,836,421,074,944
  5. Step 5: Solve for x
    x = 422,831,236,836,421,074,944/9,330,503,439
  6. Step 6: Final answer
    x = 45,317,087,079.04

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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.