Home / 198,100,090.24-273,364,802.40-109,989,534.40

Finding the Fourth Proportional to 198,100,090.24, 273,364,802.40 and 109,989,534.40

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Solution

The fourth proportional to 198,100,090.24, 273,364,802.40 and 109,989,534.40 is: 151,778,160.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,100,090.24 : 273,364,802.40 = 109,989,534.40 : x
  2. Step 2: Convert to fraction form
    198,100,090.24/273,364,802.40 = 109,989,534.40/x
  3. Step 3: Cross multiply
    198,100,090.24x = 273,364,802.40 × 109,989,534.40
  4. Step 4: Simplify right side
    198,100,090.24x = 30,067,267,337,324,000
  5. Step 5: Solve for x
    x = 30,067,267,337,324,000/198,100,090.24
  6. Step 6: Final answer
    x = 151,778,160.73

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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.