Home / 6,137,990,451.78-8,470,410,891.69-3,425,229,812.49

Finding the Fourth Proportional to 6,137,990,451.78, 8,470,410,891.69 and 3,425,229,812.49

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Solution

The fourth proportional to 6,137,990,451.78, 8,470,410,891.69 and 3,425,229,812.49 is: 4,726,808,250.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,137,990,451.78 : 8,470,410,891.69 = 3,425,229,812.49 : x
  2. Step 2: Convert to fraction form
    6,137,990,451.78/8,470,410,891.69 = 3,425,229,812.49/x
  3. Step 3: Cross multiply
    6,137,990,451.78x = 8,470,410,891.69 × 3,425,229,812.49
  4. Step 4: Simplify right side
    6,137,990,451.78x = 29,013,103,910,256,590,848
  5. Step 5: Solve for x
    x = 29,013,103,910,256,590,848/6,137,990,451.78
  6. Step 6: Final answer
    x = 4,726,808,250.71

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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.