Home / 148,405,143.60-222,503,408.19-65,367,487.08

Finding the Fourth Proportional to 148,405,143.60, 222,503,408.19 and 65,367,487.08

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Solution

The fourth proportional to 148,405,143.60, 222,503,408.19 and 65,367,487.08 is: 98,005,286.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,405,143.60 : 222,503,408.19 = 65,367,487.08 : x
  2. Step 2: Convert to fraction form
    148,405,143.60/222,503,408.19 = 65,367,487.08/x
  3. Step 3: Cross multiply
    148,405,143.60x = 222,503,408.19 × 65,367,487.08
  4. Step 4: Simplify right side
    148,405,143.60x = 14,544,488,660,115,790
  5. Step 5: Solve for x
    x = 14,544,488,660,115,790/148,405,143.60
  6. Step 6: Final answer
    x = 98,005,286.79

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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.