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Finding the Third Proportional to 38,889,876 and 83,808,946

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Solution

The third proportional to 38,889,876 and 83,808,946 is: 180,611,000.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,889,876 : 83,808,946 = 83,808,946 : x
  2. Step 2: Convert to fraction form
    38,889,876/83,808,946 = 83,808,946/x
  3. Step 3: Cross multiply
    38,889,876x = 83,808,946 × 83,808,946
  4. Step 4: Simplify right side
    38,889,876x = 7,023,939,429,630,916
  5. Step 5: Solve for x
    x = 7,023,939,429,630,916/38,889,876
  6. Step 6: Final answer
    x = 180,611,000.91

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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.