Home / 199,741,463.20-299,620,489.20-63,422,999.20

Finding the Fourth Proportional to 199,741,463.20, 299,620,489.20 and 63,422,999.20

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Solution

The fourth proportional to 199,741,463.20, 299,620,489.20 and 63,422,999.20 is: 95,137,132.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,741,463.20 : 299,620,489.20 = 63,422,999.20 : x
  2. Step 2: Convert to fraction form
    199,741,463.20/299,620,489.20 = 63,422,999.20/x
  3. Step 3: Cross multiply
    199,741,463.20x = 299,620,489.20 × 63,422,999.20
  4. Step 4: Simplify right side
    199,741,463.20x = 19,002,830,046,835,208
  5. Step 5: Solve for x
    x = 19,002,830,046,835,208/199,741,463.20
  6. Step 6: Final answer
    x = 95,137,132.48

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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.