Home / 122,136,249.70-183,230,946.60-40,241,191.60

Finding the Fourth Proportional to 122,136,249.70, 183,230,946.60 and 40,241,191.60

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Solution

The fourth proportional to 122,136,249.70, 183,230,946.60 and 40,241,191.60 is: 60,370,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,136,249.70 : 183,230,946.60 = 40,241,191.60 : x
  2. Step 2: Convert to fraction form
    122,136,249.70/183,230,946.60 = 40,241,191.60/x
  3. Step 3: Cross multiply
    122,136,249.70x = 183,230,946.60 × 40,241,191.60
  4. Step 4: Simplify right side
    122,136,249.70x = 7,373,431,629,179,969
  5. Step 5: Solve for x
    x = 7,373,431,629,179,969/122,136,249.70
  6. Step 6: Final answer
    x = 60,370,542.30

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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.