Home / 419,907,704.40-629,861,556.60-113,188,827.60

Finding the Fourth Proportional to 419,907,704.40, 629,861,556.60 and 113,188,827.60

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Solution

The fourth proportional to 419,907,704.40, 629,861,556.60 and 113,188,827.60 is: 169,783,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,907,704.40 : 629,861,556.60 = 113,188,827.60 : x
  2. Step 2: Convert to fraction form
    419,907,704.40/629,861,556.60 = 113,188,827.60/x
  3. Step 3: Cross multiply
    419,907,704.40x = 629,861,556.60 × 113,188,827.60
  4. Step 4: Simplify right side
    419,907,704.40x = 71,293,291,141,865,040
  5. Step 5: Solve for x
    x = 71,293,291,141,865,040/419,907,704.40
  6. Step 6: Final answer
    x = 169,783,241.40

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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.