Home / 6,899,328,005.70-10,348,992,008.55-2,756,723,103.30

Finding the Fourth Proportional to 6,899,328,005.70, 10,348,992,008.55 and 2,756,723,103.30

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Solution

The fourth proportional to 6,899,328,005.70, 10,348,992,008.55 and 2,756,723,103.30 is: 4,135,084,654.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899,328,005.70 : 10,348,992,008.55 = 2,756,723,103.30 : x
  2. Step 2: Convert to fraction form
    6,899,328,005.70/10,348,992,008.55 = 2,756,723,103.30/x
  3. Step 3: Cross multiply
    6,899,328,005.70x = 10,348,992,008.55 × 2,756,723,103.30
  4. Step 4: Simplify right side
    6,899,328,005.70x = 28,529,305,365,836,857,344
  5. Step 5: Solve for x
    x = 28,529,305,365,836,857,344/6,899,328,005.70
  6. Step 6: Final answer
    x = 4,135,084,654.95

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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.