Home / 382,628,631.42-573,601,163.88-149,405,084.37

Finding the Fourth Proportional to 382,628,631.42, 573,601,163.88 and 149,405,084.37

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Solution

The fourth proportional to 382,628,631.42, 573,601,163.88 and 149,405,084.37 is: 223,974,170.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,628,631.42 : 573,601,163.88 = 149,405,084.37 : x
  2. Step 2: Convert to fraction form
    382,628,631.42/573,601,163.88 = 149,405,084.37/x
  3. Step 3: Cross multiply
    382,628,631.42x = 573,601,163.88 × 149,405,084.37
  4. Step 4: Simplify right side
    382,628,631.42x = 85,698,930,284,221,600
  5. Step 5: Solve for x
    x = 85,698,930,284,221,600/382,628,631.42
  6. Step 6: Final answer
    x = 223,974,170.38

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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.