Home / 445,047,816,080.28-667,846,309,135.86-206,237,952,456.60

Finding the Fourth Proportional to 445,047,816,080.28, 667,846,309,135.86 and 206,237,952,456.60

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Solution

The fourth proportional to 445,047,816,080.28, 667,846,309,135.86 and 206,237,952,456.60 is: 309,484,173,105.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,047,816,080.28 : 667,846,309,135.86 = 206,237,952,456.60 : x
  2. Step 2: Convert to fraction form
    445,047,816,080.28/667,846,309,135.86 = 206,237,952,456.60/x
  3. Step 3: Cross multiply
    445,047,816,080.28x = 667,846,309,135.86 × 206,237,952,456.60
  4. Step 4: Simplify right side
    445,047,816,080.28x = 137,735,255,351,877,284,397,056
  5. Step 5: Solve for x
    x = 137,735,255,351,877,284,397,056/445,047,816,080.28
  6. Step 6: Final answer
    x = 309,484,173,105.19

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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.