Home / 144,957,190.36-217,469,830.98-47,912,887.57

Finding the Fourth Proportional to 144,957,190.36, 217,469,830.98 and 47,912,887.57

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Solution

The fourth proportional to 144,957,190.36, 217,469,830.98 and 47,912,887.57 is: 71,880,584.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,957,190.36 : 217,469,830.98 = 47,912,887.57 : x
  2. Step 2: Convert to fraction form
    144,957,190.36/217,469,830.98 = 47,912,887.57/x
  3. Step 3: Cross multiply
    144,957,190.36x = 217,469,830.98 × 47,912,887.57
  4. Step 4: Simplify right side
    144,957,190.36x = 10,419,607,560,639,968
  5. Step 5: Solve for x
    x = 10,419,607,560,639,968/144,957,190.36
  6. Step 6: Final answer
    x = 71,880,584.43

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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.