Home / 199,392,003.20-299,115,998.40-63,063,171.20

Finding the Fourth Proportional to 199,392,003.20, 299,115,998.40 and 63,063,171.20

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Solution

The fourth proportional to 199,392,003.20, 299,115,998.40 and 63,063,171.20 is: 94,603,610.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,392,003.20 : 299,115,998.40 = 63,063,171.20 : x
  2. Step 2: Convert to fraction form
    199,392,003.20/299,115,998.40 = 63,063,171.20/x
  3. Step 3: Cross multiply
    199,392,003.20x = 299,115,998.40 × 63,063,171.20
  4. Step 4: Simplify right side
    199,392,003.20x = 18,863,203,415,758,124
  5. Step 5: Solve for x
    x = 18,863,203,415,758,124/199,392,003.20
  6. Step 6: Final answer
    x = 94,603,610.54

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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.