Home / 122,364,496.80-183,546,745.20-92,131,408.80

Finding the Fourth Proportional to 122,364,496.80, 183,546,745.20 and 92,131,408.80

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Solution

The fourth proportional to 122,364,496.80, 183,546,745.20 and 92,131,408.80 is: 138,197,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,364,496.80 : 183,546,745.20 = 92,131,408.80 : x
  2. Step 2: Convert to fraction form
    122,364,496.80/183,546,745.20 = 92,131,408.80/x
  3. Step 3: Cross multiply
    122,364,496.80x = 183,546,745.20 × 92,131,408.80
  4. Step 4: Simplify right side
    122,364,496.80x = 16,910,420,215,930,636
  5. Step 5: Solve for x
    x = 16,910,420,215,930,636/122,364,496.80
  6. Step 6: Final answer
    x = 138,197,113.20

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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.