Home / 135,508,422.58-203,262,231.71-38,464,212.34

Finding the Fourth Proportional to 135,508,422.58, 203,262,231.71 and 38,464,212.34

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Solution

The fourth proportional to 135,508,422.58, 203,262,231.71 and 38,464,212.34 is: 57,696,204.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,508,422.58 : 203,262,231.71 = 38,464,212.34 : x
  2. Step 2: Convert to fraction form
    135,508,422.58/203,262,231.71 = 38,464,212.34/x
  3. Step 3: Cross multiply
    135,508,422.58x = 203,262,231.71 × 38,464,212.34
  4. Step 4: Simplify right side
    135,508,422.58x = 7,818,321,641,195,722
  5. Step 5: Solve for x
    x = 7,818,321,641,195,722/135,508,422.58
  6. Step 6: Final answer
    x = 57,696,204.36

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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.