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Finding the Third Proportional to 419,414,822 and 629,122,297

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Solution

The third proportional to 419,414,822 and 629,122,297 is: 943,683,541.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,414,822 : 629,122,297 = 629,122,297 : x
  2. Step 2: Convert to fraction form
    419,414,822/629,122,297 = 629,122,297/x
  3. Step 3: Cross multiply
    419,414,822x = 629,122,297 × 629,122,297
  4. Step 4: Simplify right side
    419,414,822x = 395,794,864,582,556,224
  5. Step 5: Solve for x
    x = 395,794,864,582,556,224/419,414,822
  6. Step 6: Final answer
    x = 943,683,541.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.