Home / 6,899,328,002.20-10,348,992,003.30-2,756,723,099.80

Finding the Fourth Proportional to 6,899,328,002.20, 10,348,992,003.30 and 2,756,723,099.80

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Solution

The fourth proportional to 6,899,328,002.20, 10,348,992,003.30 and 2,756,723,099.80 is: 4,135,084,649.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899,328,002.20 : 10,348,992,003.30 = 2,756,723,099.80 : x
  2. Step 2: Convert to fraction form
    6,899,328,002.20/10,348,992,003.30 = 2,756,723,099.80/x
  3. Step 3: Cross multiply
    6,899,328,002.20x = 10,348,992,003.30 × 2,756,723,099.80
  4. Step 4: Simplify right side
    6,899,328,002.20x = 28,529,305,315,142,586,368
  5. Step 5: Solve for x
    x = 28,529,305,315,142,586,368/6,899,328,002.20
  6. Step 6: Final answer
    x = 4,135,084,649.70

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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.