Home / 193,546,728.20-290,752,629.90-161,696,232.20

Finding the Fourth Proportional to 193,546,728.20, 290,752,629.90 and 161,696,232.20

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Solution

The fourth proportional to 193,546,728.20, 290,752,629.90 and 161,696,232.20 is: 242,905,706.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,546,728.20 : 290,752,629.90 = 161,696,232.20 : x
  2. Step 2: Convert to fraction form
    193,546,728.20/290,752,629.90 = 161,696,232.20/x
  3. Step 3: Cross multiply
    193,546,728.20x = 290,752,629.90 × 161,696,232.20
  4. Step 4: Simplify right side
    193,546,728.20x = 47,013,604,757,071,056
  5. Step 5: Solve for x
    x = 47,013,604,757,071,056/193,546,728.20
  6. Step 6: Final answer
    x = 242,905,706.51

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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.