Home / 220,691,909.55-304,564,283.24-122,906,765.55

Finding the Fourth Proportional to 220,691,909.55, 304,564,283.24 and 122,906,765.55

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Solution

The fourth proportional to 220,691,909.55, 304,564,283.24 and 122,906,765.55 is: 169,616,598.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,691,909.55 : 304,564,283.24 = 122,906,765.55 : x
  2. Step 2: Convert to fraction form
    220,691,909.55/304,564,283.24 = 122,906,765.55/x
  3. Step 3: Cross multiply
    220,691,909.55x = 304,564,283.24 × 122,906,765.55
  4. Step 4: Simplify right side
    220,691,909.55x = 37,433,010,954,467,944
  5. Step 5: Solve for x
    x = 37,433,010,954,467,944/220,691,909.55
  6. Step 6: Final answer
    x = 169,616,598.23

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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.