Home / 199,393,343.80-299,090,015.70-113,098,406.20

Finding the Fourth Proportional to 199,393,343.80, 299,090,015.70 and 113,098,406.20

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Solution

The fourth proportional to 199,393,343.80, 299,090,015.70 and 113,098,406.20 is: 169,647,609.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,393,343.80 : 299,090,015.70 = 113,098,406.20 : x
  2. Step 2: Convert to fraction form
    199,393,343.80/299,090,015.70 = 113,098,406.20/x
  3. Step 3: Cross multiply
    199,393,343.80x = 299,090,015.70 × 113,098,406.20
  4. Step 4: Simplify right side
    199,393,343.80x = 33,826,604,086,002,976
  5. Step 5: Solve for x
    x = 33,826,604,086,002,976/199,393,343.80
  6. Step 6: Final answer
    x = 169,647,609.30

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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.