Home / 165,667,698.36-228,622,116.60-91,326,627.36

Finding the Fourth Proportional to 165,667,698.36, 228,622,116.60 and 91,326,627.36

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Solution

The fourth proportional to 165,667,698.36, 228,622,116.60 and 91,326,627.36 is: 126,031,127.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,667,698.36 : 228,622,116.60 = 91,326,627.36 : x
  2. Step 2: Convert to fraction form
    165,667,698.36/228,622,116.60 = 91,326,627.36/x
  3. Step 3: Cross multiply
    165,667,698.36x = 228,622,116.60 × 91,326,627.36
  4. Step 4: Simplify right side
    165,667,698.36x = 20,879,286,848,982,668
  5. Step 5: Solve for x
    x = 20,879,286,848,982,668/165,667,698.36
  6. Step 6: Final answer
    x = 126,031,127.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.