Home / 444,259,611.20-666,389,416.80-214,677,099.20

Finding the Fourth Proportional to 444,259,611.20, 666,389,416.80 and 214,677,099.20

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Solution

The fourth proportional to 444,259,611.20, 666,389,416.80 and 214,677,099.20 is: 322,015,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,259,611.20 : 666,389,416.80 = 214,677,099.20 : x
  2. Step 2: Convert to fraction form
    444,259,611.20/666,389,416.80 = 214,677,099.20/x
  3. Step 3: Cross multiply
    444,259,611.20x = 666,389,416.80 × 214,677,099.20
  4. Step 4: Simplify right side
    444,259,611.20x = 143,058,546,936,203,728
  5. Step 5: Solve for x
    x = 143,058,546,936,203,728/444,259,611.20
  6. Step 6: Final answer
    x = 322,015,648.80

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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.