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Finding the Third Proportional to 220,792,900 and 481,689,892

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Solution

The third proportional to 220,792,900 and 481,689,892 is: 1,050,872,342.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,792,900 : 481,689,892 = 481,689,892 : x
  2. Step 2: Convert to fraction form
    220,792,900/481,689,892 = 481,689,892/x
  3. Step 3: Cross multiply
    220,792,900x = 481,689,892 × 481,689,892
  4. Step 4: Simplify right side
    220,792,900x = 232,025,152,054,971,648
  5. Step 5: Solve for x
    x = 232,025,152,054,971,648/220,792,900
  6. Step 6: Final answer
    x = 1,050,872,342.61

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.