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Finding the Third Proportional to 331,906,173 and 479,505,819

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Solution

The third proportional to 331,906,173 and 479,505,819 is: 692,743,459.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,906,173 : 479,505,819 = 479,505,819 : x
  2. Step 2: Convert to fraction form
    331,906,173/479,505,819 = 479,505,819/x
  3. Step 3: Cross multiply
    331,906,173x = 479,505,819 × 479,505,819
  4. Step 4: Simplify right side
    331,906,173x = 229,925,830,454,860,768
  5. Step 5: Solve for x
    x = 229,925,830,454,860,768/331,906,173
  6. Step 6: Final answer
    x = 692,743,459.32

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.