Home / 3,919,277,491.96-5,408,593,469.22-2,135,145,605.88

Finding the Fourth Proportional to 3,919,277,491.96, 5,408,593,469.22 and 2,135,145,605.88

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Solution

The fourth proportional to 3,919,277,491.96, 5,408,593,469.22 and 2,135,145,605.88 is: 2,946,495,777.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,277,491.96 : 5,408,593,469.22 = 2,135,145,605.88 : x
  2. Step 2: Convert to fraction form
    3,919,277,491.96/5,408,593,469.22 = 2,135,145,605.88/x
  3. Step 3: Cross multiply
    3,919,277,491.96x = 5,408,593,469.22 × 2,135,145,605.88
  4. Step 4: Simplify right side
    3,919,277,491.96x = 11,548,134,579,796,348,928
  5. Step 5: Solve for x
    x = 11,548,134,579,796,348,928/3,919,277,491.96
  6. Step 6: Final answer
    x = 2,946,495,777.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.