Home / 3,504,469,408.80-5,256,362,487.60-919,540,384.80

Finding the Fourth Proportional to 3,504,469,408.80, 5,256,362,487.60 and 919,540,384.80

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Solution

The fourth proportional to 3,504,469,408.80, 5,256,362,487.60 and 919,540,384.80 is: 1,379,220,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504,469,408.80 : 5,256,362,487.60 = 919,540,384.80 : x
  2. Step 2: Convert to fraction form
    3,504,469,408.80/5,256,362,487.60 = 919,540,384.80/x
  3. Step 3: Cross multiply
    3,504,469,408.80x = 5,256,362,487.60 × 919,540,384.80
  4. Step 4: Simplify right side
    3,504,469,408.80x = 4,833,437,584,495,989,760
  5. Step 5: Solve for x
    x = 4,833,437,584,495,989,760/3,504,469,408.80
  6. Step 6: Final answer
    x = 1,379,220,937.80

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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.