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Finding the Third Proportional to 38,889,878 and 83,808,950

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Solution

The third proportional to 38,889,878 and 83,808,950 is: 180,611,008.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,889,878 : 83,808,950 = 83,808,950 : x
  2. Step 2: Convert to fraction form
    38,889,878/83,808,950 = 83,808,950/x
  3. Step 3: Cross multiply
    38,889,878x = 83,808,950 × 83,808,950
  4. Step 4: Simplify right side
    38,889,878x = 7,023,940,100,102,500
  5. Step 5: Solve for x
    x = 7,023,940,100,102,500/38,889,878
  6. Step 6: Final answer
    x = 180,611,008.86

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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.