Home / 148,452,922.80-222,735,371.40-71,843,770.80

Finding the Fourth Proportional to 148,452,922.80, 222,735,371.40 and 71,843,770.80

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Solution

The fourth proportional to 148,452,922.80, 222,735,371.40 and 71,843,770.80 is: 107,792,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,452,922.80 : 222,735,371.40 = 71,843,770.80 : x
  2. Step 2: Convert to fraction form
    148,452,922.80/222,735,371.40 = 71,843,770.80/x
  3. Step 3: Cross multiply
    148,452,922.80x = 222,735,371.40 × 71,843,770.80
  4. Step 4: Simplify right side
    148,452,922.80x = 16,002,148,971,914,474
  5. Step 5: Solve for x
    x = 16,002,148,971,914,474/148,452,922.80
  6. Step 6: Final answer
    x = 107,792,751.20

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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.