Home / 822,802,900.88-1,135,412,105.73-451,548,847.10

Finding the Fourth Proportional to 822,802,900.88, 1,135,412,105.73 and 451,548,847.10

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Solution

The fourth proportional to 822,802,900.88, 1,135,412,105.73 and 451,548,847.10 is: 623,106,732.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,802,900.88 : 1,135,412,105.73 = 451,548,847.10 : x
  2. Step 2: Convert to fraction form
    822,802,900.88/1,135,412,105.73 = 451,548,847.10/x
  3. Step 3: Cross multiply
    822,802,900.88x = 1,135,412,105.73 × 451,548,847.10
  4. Step 4: Simplify right side
    822,802,900.88x = 512,694,027,325,764,864
  5. Step 5: Solve for x
    x = 512,694,027,325,764,864/822,802,900.88
  6. Step 6: Final answer
    x = 623,106,732.82

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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.