Home / 445,410,630.36-667,325,476.26-186,055,087.68

Finding the Fourth Proportional to 445,410,630.36, 667,325,476.26 and 186,055,087.68

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Solution

The fourth proportional to 445,410,630.36, 667,325,476.26 and 186,055,087.68 is: 278,752,439.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,410,630.36 : 667,325,476.26 = 186,055,087.68 : x
  2. Step 2: Convert to fraction form
    445,410,630.36/667,325,476.26 = 186,055,087.68/x
  3. Step 3: Cross multiply
    445,410,630.36x = 667,325,476.26 × 186,055,087.68
  4. Step 4: Simplify right side
    445,410,630.36x = 124,159,299,996,652,064
  5. Step 5: Solve for x
    x = 124,159,299,996,652,064/445,410,630.36
  6. Step 6: Final answer
    x = 278,752,439.96

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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.