Home / 567,647,998.20-851,471,997.30-158,703,492.60

Finding the Fourth Proportional to 567,647,998.20, 851,471,997.30 and 158,703,492.60

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Solution

The fourth proportional to 567,647,998.20, 851,471,997.30 and 158,703,492.60 is: 238,055,238.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,647,998.20 : 851,471,997.30 = 158,703,492.60 : x
  2. Step 2: Convert to fraction form
    567,647,998.20/851,471,997.30 = 158,703,492.60/x
  3. Step 3: Cross multiply
    567,647,998.20x = 851,471,997.30 × 158,703,492.60
  4. Step 4: Simplify right side
    567,647,998.20x = 135,131,579,822,607,760
  5. Step 5: Solve for x
    x = 135,131,579,822,607,760/567,647,998.20
  6. Step 6: Final answer
    x = 238,055,238.90

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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.