Home / 397,162,466.40-595,743,699.60-193,089,122.40

Finding the Fourth Proportional to 397,162,466.40, 595,743,699.60 and 193,089,122.40

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Solution

The fourth proportional to 397,162,466.40, 595,743,699.60 and 193,089,122.40 is: 289,633,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,162,466.40 : 595,743,699.60 = 193,089,122.40 : x
  2. Step 2: Convert to fraction form
    397,162,466.40/595,743,699.60 = 193,089,122.40/x
  3. Step 3: Cross multiply
    397,162,466.40x = 595,743,699.60 × 193,089,122.40
  4. Step 4: Simplify right side
    397,162,466.40x = 115,031,628,131,093,232
  5. Step 5: Solve for x
    x = 115,031,628,131,093,232/397,162,466.40
  6. Step 6: Final answer
    x = 289,633,683.60

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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.