Home / 126,356,704.38-189,546,623.37-35,479,681.02

Finding the Fourth Proportional to 126,356,704.38, 189,546,623.37 and 35,479,681.02

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Solution

The fourth proportional to 126,356,704.38, 189,546,623.37 and 35,479,681.02 is: 53,222,769.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,356,704.38 : 189,546,623.37 = 35,479,681.02 : x
  2. Step 2: Convert to fraction form
    126,356,704.38/189,546,623.37 = 35,479,681.02/x
  3. Step 3: Cross multiply
    126,356,704.38x = 189,546,623.37 × 35,479,681.02
  4. Step 4: Simplify right side
    126,356,704.38x = 6,725,053,735,585,678
  5. Step 5: Solve for x
    x = 6,725,053,735,585,678/126,356,704.38
  6. Step 6: Final answer
    x = 53,222,769.37

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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.