Home / 65,123,311.27-97,664,227.31-21,393,919.26

Finding the Fourth Proportional to 65,123,311.27, 97,664,227.31 and 21,393,919.26

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Solution

The fourth proportional to 65,123,311.27, 97,664,227.31 and 21,393,919.26 is: 32,084,065.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,123,311.27 : 97,664,227.31 = 21,393,919.26 : x
  2. Step 2: Convert to fraction form
    65,123,311.27/97,664,227.31 = 21,393,919.26/x
  3. Step 3: Cross multiply
    65,123,311.27x = 97,664,227.31 × 21,393,919.26
  4. Step 4: Simplify right side
    65,123,311.27x = 2,089,420,593,743,906.25
  5. Step 5: Solve for x
    x = 2,089,420,593,743,906.25/65,123,311.27
  6. Step 6: Final answer
    x = 32,084,065.64

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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.