Home / 445,410,629.36-667,325,474.76-186,055,086.68

Finding the Fourth Proportional to 445,410,629.36, 667,325,474.76 and 186,055,086.68

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Solution

The fourth proportional to 445,410,629.36, 667,325,474.76 and 186,055,086.68 is: 278,752,438.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,410,629.36 : 667,325,474.76 = 186,055,086.68 : x
  2. Step 2: Convert to fraction form
    445,410,629.36/667,325,474.76 = 186,055,086.68/x
  3. Step 3: Cross multiply
    445,410,629.36x = 667,325,474.76 × 186,055,086.68
  4. Step 4: Simplify right side
    445,410,629.36x = 124,159,299,050,243,952
  5. Step 5: Solve for x
    x = 124,159,299,050,243,952/445,410,629.36
  6. Step 6: Final answer
    x = 278,752,438.46

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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.