Home / 150,093,918-225,179,692.56-87,897,759.84

Finding the Fourth Proportional to 150,093,918, 225,179,692.56 and 87,897,759.84

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Solution

The fourth proportional to 150,093,918, 225,179,692.56 and 87,897,759.84 is: 131,869,370.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,093,918 : 225,179,692.56 = 87,897,759.84 : x
  2. Step 2: Convert to fraction form
    150,093,918/225,179,692.56 = 87,897,759.84/x
  3. Step 3: Cross multiply
    150,093,918x = 225,179,692.56 × 87,897,759.84
  4. Step 4: Simplify right side
    150,093,918x = 19,792,790,537,483,916
  5. Step 5: Solve for x
    x = 19,792,790,537,483,916/150,093,918
  6. Step 6: Final answer
    x = 131,869,370.87

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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.