Home / 91,193,692.75-136,770,025.74-41,962,321.92

Finding the Fourth Proportional to 91,193,692.75, 136,770,025.74 and 41,962,321.92

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Solution

The fourth proportional to 91,193,692.75, 136,770,025.74 and 41,962,321.92 is: 62,934,043.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,193,692.75 : 136,770,025.74 = 41,962,321.92 : x
  2. Step 2: Convert to fraction form
    91,193,692.75/136,770,025.74 = 41,962,321.92/x
  3. Step 3: Cross multiply
    91,193,692.75x = 136,770,025.74 × 41,962,321.92
  4. Step 4: Simplify right side
    91,193,692.75x = 5,739,187,849,108,567
  5. Step 5: Solve for x
    x = 5,739,187,849,108,567/91,193,692.75
  6. Step 6: Final answer
    x = 62,934,043.75

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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.