Home / 148,135,380.26-222,213,699.21-51,089,660.96

Finding the Fourth Proportional to 148,135,380.26, 222,213,699.21 and 51,089,660.96

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Solution

The fourth proportional to 148,135,380.26, 222,213,699.21 and 51,089,660.96 is: 76,638,157.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,135,380.26 : 222,213,699.21 = 51,089,660.96 : x
  2. Step 2: Convert to fraction form
    148,135,380.26/222,213,699.21 = 51,089,660.96/x
  3. Step 3: Cross multiply
    148,135,380.26x = 222,213,699.21 × 51,089,660.96
  4. Step 4: Simplify right side
    148,135,380.26x = 11,352,822,553,306,320
  5. Step 5: Solve for x
    x = 11,352,822,553,306,320/148,135,380.26
  6. Step 6: Final answer
    x = 76,638,157.16

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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.