Home / 445,033,704.60-667,089,974.70-199,507,962.60

Finding the Fourth Proportional to 445,033,704.60, 667,089,974.70 and 199,507,962.60

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Solution

The fourth proportional to 445,033,704.60, 667,089,974.70 and 199,507,962.60 is: 299,055,465.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,033,704.60 : 667,089,974.70 = 199,507,962.60 : x
  2. Step 2: Convert to fraction form
    445,033,704.60/667,089,974.70 = 199,507,962.60/x
  3. Step 3: Cross multiply
    445,033,704.60x = 667,089,974.70 × 199,507,962.60
  4. Step 4: Simplify right side
    445,033,704.60x = 133,089,761,723,282,544
  5. Step 5: Solve for x
    x = 133,089,761,723,282,544/445,033,704.60
  6. Step 6: Final answer
    x = 299,055,465.57

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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.