Home / 91,193,729.60-136,890,127.20-50,882,945.60

Finding the Fourth Proportional to 91,193,729.60, 136,890,127.20 and 50,882,945.60

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Solution

The fourth proportional to 91,193,729.60, 136,890,127.20 and 50,882,945.60 is: 76,379,954.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,193,729.60 : 136,890,127.20 = 50,882,945.60 : x
  2. Step 2: Convert to fraction form
    91,193,729.60/136,890,127.20 = 50,882,945.60/x
  3. Step 3: Cross multiply
    91,193,729.60x = 136,890,127.20 × 50,882,945.60
  4. Step 4: Simplify right side
    91,193,729.60x = 6,965,372,895,494,680
  5. Step 5: Solve for x
    x = 6,965,372,895,494,680/91,193,729.60
  6. Step 6: Final answer
    x = 76,379,954.26

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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.