Home / 3,964,164,747.58-5,470,691,179.88-2,270,946,638.20

Finding the Fourth Proportional to 3,964,164,747.58, 5,470,691,179.88 and 2,270,946,638.20

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Solution

The fourth proportional to 3,964,164,747.58, 5,470,691,179.88 and 2,270,946,638.20 is: 3,133,988,755.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964,164,747.58 : 5,470,691,179.88 = 2,270,946,638.20 : x
  2. Step 2: Convert to fraction form
    3,964,164,747.58/5,470,691,179.88 = 2,270,946,638.20/x
  3. Step 3: Cross multiply
    3,964,164,747.58x = 5,470,691,179.88 × 2,270,946,638.20
  4. Step 4: Simplify right side
    3,964,164,747.58x = 12,423,647,743,580,723,200
  5. Step 5: Solve for x
    x = 12,423,647,743,580,723,200/3,964,164,747.58
  6. Step 6: Final answer
    x = 3,133,988,755.43

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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.