Home / 84,988,834.40-127,483,251.60-33,907,512.80

Finding the Fourth Proportional to 84,988,834.40, 127,483,251.60 and 33,907,512.80

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Solution

The fourth proportional to 84,988,834.40, 127,483,251.60 and 33,907,512.80 is: 50,861,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,988,834.40 : 127,483,251.60 = 33,907,512.80 : x
  2. Step 2: Convert to fraction form
    84,988,834.40/127,483,251.60 = 33,907,512.80/x
  3. Step 3: Cross multiply
    84,988,834.40x = 127,483,251.60 × 33,907,512.80
  4. Step 4: Simplify right side
    84,988,834.40x = 4,322,639,985,412,620
  5. Step 5: Solve for x
    x = 4,322,639,985,412,620/84,988,834.40
  6. Step 6: Final answer
    x = 50,861,269.20

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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.