Home / 198,582,797.88-297,917,287.40-60,404,813.64

Finding the Fourth Proportional to 198,582,797.88, 297,917,287.40 and 60,404,813.64

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Solution

The fourth proportional to 198,582,797.88, 297,917,287.40 and 60,404,813.64 is: 90,620,327.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,582,797.88 : 297,917,287.40 = 60,404,813.64 : x
  2. Step 2: Convert to fraction form
    198,582,797.88/297,917,287.40 = 60,404,813.64/x
  3. Step 3: Cross multiply
    198,582,797.88x = 297,917,287.40 × 60,404,813.64
  4. Step 4: Simplify right side
    198,582,797.88x = 17,995,638,225,682,330
  5. Step 5: Solve for x
    x = 17,995,638,225,682,330/198,582,797.88
  6. Step 6: Final answer
    x = 90,620,327.73

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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.