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Finding the Third Proportional to 192,868,818 and 291,096,838

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Solution

The third proportional to 192,868,818 and 291,096,838 is: 439,352,353.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,868,818 : 291,096,838 = 291,096,838 : x
  2. Step 2: Convert to fraction form
    192,868,818/291,096,838 = 291,096,838/x
  3. Step 3: Cross multiply
    192,868,818x = 291,096,838 × 291,096,838
  4. Step 4: Simplify right side
    192,868,818x = 84,737,369,093,598,240
  5. Step 5: Solve for x
    x = 84,737,369,093,598,240/192,868,818
  6. Step 6: Final answer
    x = 439,352,353.44

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.