Home / 331,846,822.20-497,770,233.30-178,791,814.20

Finding the Fourth Proportional to 331,846,822.20, 497,770,233.30 and 178,791,814.20

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Solution

The fourth proportional to 331,846,822.20, 497,770,233.30 and 178,791,814.20 is: 268,187,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,846,822.20 : 497,770,233.30 = 178,791,814.20 : x
  2. Step 2: Convert to fraction form
    331,846,822.20/497,770,233.30 = 178,791,814.20/x
  3. Step 3: Cross multiply
    331,846,822.20x = 497,770,233.30 × 178,791,814.20
  4. Step 4: Simplify right side
    331,846,822.20x = 88,997,243,066,464,256
  5. Step 5: Solve for x
    x = 88,997,243,066,464,256/331,846,822.20
  6. Step 6: Final answer
    x = 268,187,721.30

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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.