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Finding the Third Proportional to 222,998,518.13 and 488,879,550

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Solution

The third proportional to 222,998,518.13 and 488,879,550 is: 1,071,770,415.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,998,518.13 : 488,879,550 = 488,879,550 : x
  2. Step 2: Convert to fraction form
    222,998,518.13/488,879,550 = 488,879,550/x
  3. Step 3: Cross multiply
    222,998,518.13x = 488,879,550 × 488,879,550
  4. Step 4: Simplify right side
    222,998,518.13x = 239,003,214,408,202,496
  5. Step 5: Solve for x
    x = 239,003,214,408,202,496/222,998,518.13
  6. Step 6: Final answer
    x = 1,071,770,415.42

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.