Home / 117,945,991,022.40-176,918,986,533.60-43,469,424,129.60

Finding the Fourth Proportional to 117,945,991,022.40, 176,918,986,533.60 and 43,469,424,129.60

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Solution

The fourth proportional to 117,945,991,022.40, 176,918,986,533.60 and 43,469,424,129.60 is: 65,204,136,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,945,991,022.40 : 176,918,986,533.60 = 43,469,424,129.60 : x
  2. Step 2: Convert to fraction form
    117,945,991,022.40/176,918,986,533.60 = 43,469,424,129.60/x
  3. Step 3: Cross multiply
    117,945,991,022.40x = 176,918,986,533.60 × 43,469,424,129.60
  4. Step 4: Simplify right side
    117,945,991,022.40x = 7,690,566,462,208,049,414,144
  5. Step 5: Solve for x
    x = 7,690,566,462,208,049,414,144/117,945,991,022.40
  6. Step 6: Final answer
    x = 65,204,136,194.40

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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.