Home / 609,377,431.04-913,777,995.52-236,060,161.44

Finding the Fourth Proportional to 609,377,431.04, 913,777,995.52 and 236,060,161.44

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Solution

The fourth proportional to 609,377,431.04, 913,777,995.52 and 236,060,161.44 is: 353,978,618.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,377,431.04 : 913,777,995.52 = 236,060,161.44 : x
  2. Step 2: Convert to fraction form
    609,377,431.04/913,777,995.52 = 236,060,161.44/x
  3. Step 3: Cross multiply
    609,377,431.04x = 913,777,995.52 × 236,060,161.44
  4. Step 4: Simplify right side
    609,377,431.04x = 215,706,581,142,770,784
  5. Step 5: Solve for x
    x = 215,706,581,142,770,784/609,377,431.04
  6. Step 6: Final answer
    x = 353,978,618.43

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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.