Home / 169,979,139.80-254,968,709.70-108,757,136.60

Finding the Fourth Proportional to 169,979,139.80, 254,968,709.70 and 108,757,136.60

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Solution

The fourth proportional to 169,979,139.80, 254,968,709.70 and 108,757,136.60 is: 163,135,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,979,139.80 : 254,968,709.70 = 108,757,136.60 : x
  2. Step 2: Convert to fraction form
    169,979,139.80/254,968,709.70 = 108,757,136.60/x
  3. Step 3: Cross multiply
    169,979,139.80x = 254,968,709.70 × 108,757,136.60
  4. Step 4: Simplify right side
    169,979,139.80x = 27,729,666,789,568,644
  5. Step 5: Solve for x
    x = 27,729,666,789,568,644/169,979,139.80
  6. Step 6: Final answer
    x = 163,135,704.90

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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.