Home / 122,355,663,639.84-167,627,857,217.94-117,769,800,986.73

Finding the Fourth Proportional to 122,355,663,639.84, 167,627,857,217.94 and 117,769,800,986.73

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Solution

The fourth proportional to 122,355,663,639.84, 167,627,857,217.94 and 117,769,800,986.73 is: 161,345,202,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,355,663,639.84 : 167,627,857,217.94 = 117,769,800,986.73 : x
  2. Step 2: Convert to fraction form
    122,355,663,639.84/167,627,857,217.94 = 117,769,800,986.73/x
  3. Step 3: Cross multiply
    122,355,663,639.84x = 167,627,857,217.94 × 117,769,800,986.73
  4. Step 4: Simplify right side
    122,355,663,639.84x = 19,741,499,384,388,785,274,880
  5. Step 5: Solve for x
    x = 19,741,499,384,388,785,274,880/122,355,663,639.84
  6. Step 6: Final answer
    x = 161,345,202,969.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.