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Finding the Fourth Proportional to 417,691,071.96, 576,379,939.26 and 241,490,424.44

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Solution

The fourth proportional to 417,691,071.96, 576,379,939.26 and 241,490,424.44 is: 333,237,278.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,691,071.96 : 576,379,939.26 = 241,490,424.44 : x
  2. Step 2: Convert to fraction form
    417,691,071.96/576,379,939.26 = 241,490,424.44/x
  3. Step 3: Cross multiply
    417,691,071.96x = 576,379,939.26 × 241,490,424.44
  4. Step 4: Simplify right side
    417,691,071.96x = 139,190,236,170,598,816
  5. Step 5: Solve for x
    x = 139,190,236,170,598,816/417,691,071.96
  6. Step 6: Final answer
    x = 333,237,278.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.