Home / 81,089,119.86-121,632,702.03-32,566,102.26

Finding the Fourth Proportional to 81,089,119.86, 121,632,702.03 and 32,566,102.26

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Solution

The fourth proportional to 81,089,119.86, 121,632,702.03 and 32,566,102.26 is: 48,848,760.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,089,119.86 : 121,632,702.03 = 32,566,102.26 : x
  2. Step 2: Convert to fraction form
    81,089,119.86/121,632,702.03 = 32,566,102.26/x
  3. Step 3: Cross multiply
    81,089,119.86x = 121,632,702.03 × 32,566,102.26
  4. Step 4: Simplify right side
    81,089,119.86x = 3,961,103,012,469,090
  5. Step 5: Solve for x
    x = 3,961,103,012,469,090/81,089,119.86
  6. Step 6: Final answer
    x = 48,848,760.71

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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.