Home / 273,448,370.79-377,361,273.11-161,945,553.60

Finding the Fourth Proportional to 273,448,370.79, 377,361,273.11 and 161,945,553.60

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Solution

The fourth proportional to 273,448,370.79, 377,361,273.11 and 161,945,553.60 is: 223,486,357.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,448,370.79 : 377,361,273.11 = 161,945,553.60 : x
  2. Step 2: Convert to fraction form
    273,448,370.79/377,361,273.11 = 161,945,553.60/x
  3. Step 3: Cross multiply
    273,448,370.79x = 377,361,273.11 × 161,945,553.60
  4. Step 4: Simplify right side
    273,448,370.79x = 61,111,980,280,190,016
  5. Step 5: Solve for x
    x = 61,111,980,280,190,016/273,448,370.79
  6. Step 6: Final answer
    x = 223,486,357.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.