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Finding the Third Proportional to 16,831,777 and 36,353,970

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Solution

The third proportional to 16,831,777 and 36,353,970 is: 78,518,812.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,831,777 : 36,353,970 = 36,353,970 : x
  2. Step 2: Convert to fraction form
    16,831,777/36,353,970 = 36,353,970/x
  3. Step 3: Cross multiply
    16,831,777x = 36,353,970 × 36,353,970
  4. Step 4: Simplify right side
    16,831,777x = 1,321,611,134,760,900
  5. Step 5: Solve for x
    x = 1,321,611,134,760,900/16,831,777
  6. Step 6: Final answer
    x = 78,518,812.05

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.