Home / 220,629,433.92-304,458,793.38-126,476,082.60

Finding the Fourth Proportional to 220,629,433.92, 304,458,793.38 and 126,476,082.60

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Solution

The fourth proportional to 220,629,433.92, 304,458,793.38 and 126,476,082.60 is: 174,531,361.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,629,433.92 : 304,458,793.38 = 126,476,082.60 : x
  2. Step 2: Convert to fraction form
    220,629,433.92/304,458,793.38 = 126,476,082.60/x
  3. Step 3: Cross multiply
    220,629,433.92x = 304,458,793.38 × 126,476,082.60
  4. Step 4: Simplify right side
    220,629,433.92x = 38,506,755,499,825,208
  5. Step 5: Solve for x
    x = 38,506,755,499,825,208/220,629,433.92
  6. Step 6: Final answer
    x = 174,531,361.55

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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.