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Finding the Third Proportional to 192,868,803 and 291,096,816

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Solution

The third proportional to 192,868,803 and 291,096,816 is: 439,352,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,868,803 : 291,096,816 = 291,096,816 : x
  2. Step 2: Convert to fraction form
    192,868,803/291,096,816 = 291,096,816/x
  3. Step 3: Cross multiply
    192,868,803x = 291,096,816 × 291,096,816
  4. Step 4: Simplify right side
    192,868,803x = 84,737,356,285,337,856
  5. Step 5: Solve for x
    x = 84,737,356,285,337,856/192,868,803
  6. Step 6: Final answer
    x = 439,352,321.20

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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.