Home / 97,019,093,923.20-145,528,640,884.80-82,815,589,180.80

Finding the Fourth Proportional to 97,019,093,923.20, 145,528,640,884.80 and 82,815,589,180.80

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Solution

The fourth proportional to 97,019,093,923.20, 145,528,640,884.80 and 82,815,589,180.80 is: 124,223,383,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,019,093,923.20 : 145,528,640,884.80 = 82,815,589,180.80 : x
  2. Step 2: Convert to fraction form
    97,019,093,923.20/145,528,640,884.80 = 82,815,589,180.80/x
  3. Step 3: Cross multiply
    97,019,093,923.20x = 145,528,640,884.80 × 82,815,589,180.80
  4. Step 4: Simplify right side
    97,019,093,923.20x = 12,052,040,137,555,769,819,136
  5. Step 5: Solve for x
    x = 12,052,040,137,555,769,819,136/97,019,093,923.20
  6. Step 6: Final answer
    x = 124,223,383,771.20

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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.