Home / 220,629,438.92-304,458,800.26-126,476,087.60

Finding the Fourth Proportional to 220,629,438.92, 304,458,800.26 and 126,476,087.60

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Solution

The fourth proportional to 220,629,438.92, 304,458,800.26 and 126,476,087.60 is: 174,531,368.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,629,438.92 : 304,458,800.26 = 126,476,087.60 : x
  2. Step 2: Convert to fraction form
    220,629,438.92/304,458,800.26 = 126,476,087.60/x
  3. Step 3: Cross multiply
    220,629,438.92x = 304,458,800.26 × 126,476,087.60
  4. Step 4: Simplify right side
    220,629,438.92x = 38,506,757,892,274,656
  5. Step 5: Solve for x
    x = 38,506,757,892,274,656/220,629,438.92
  6. Step 6: Final answer
    x = 174,531,368.44

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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.