Home / 163,194,768.85-225,214,308.30-88,858,212.38

Finding the Fourth Proportional to 163,194,768.85, 225,214,308.30 and 88,858,212.38

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Solution

The fourth proportional to 163,194,768.85, 225,214,308.30 and 88,858,212.38 is: 122,627,342.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,194,768.85 : 225,214,308.30 = 88,858,212.38 : x
  2. Step 2: Convert to fraction form
    163,194,768.85/225,214,308.30 = 88,858,212.38/x
  3. Step 3: Cross multiply
    163,194,768.85x = 225,214,308.30 × 88,858,212.38
  4. Step 4: Simplify right side
    163,194,768.85x = 20,012,140,839,005,924
  5. Step 5: Solve for x
    x = 20,012,140,839,005,924/163,194,768.85
  6. Step 6: Final answer
    x = 122,627,342.65

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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.