Home / 198,076,513.54-273,334,918.48-109,964,836.18

Finding the Fourth Proportional to 198,076,513.54, 273,334,918.48 and 109,964,836.18

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Solution

The fourth proportional to 198,076,513.54, 273,334,918.48 and 109,964,836.18 is: 151,745,550.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,076,513.54 : 273,334,918.48 = 109,964,836.18 : x
  2. Step 2: Convert to fraction form
    198,076,513.54/273,334,918.48 = 109,964,836.18/x
  3. Step 3: Cross multiply
    198,076,513.54x = 273,334,918.48 × 109,964,836.18
  4. Step 4: Simplify right side
    198,076,513.54x = 30,057,229,532,926,860
  5. Step 5: Solve for x
    x = 30,057,229,532,926,860/198,076,513.54
  6. Step 6: Final answer
    x = 151,745,550.22

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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.