Home / 31,599,644,620.73-47,399,372,447.83-8,017,835,980.73

Finding the Fourth Proportional to 31,599,644,620.73, 47,399,372,447.83 and 8,017,835,980.73

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Solution

The fourth proportional to 31,599,644,620.73, 47,399,372,447.83 and 8,017,835,980.73 is: 12,026,729,997.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,599,644,620.73 : 47,399,372,447.83 = 8,017,835,980.73 : x
  2. Step 2: Convert to fraction form
    31,599,644,620.73/47,399,372,447.83 = 8,017,835,980.73/x
  3. Step 3: Cross multiply
    31,599,644,620.73x = 47,399,372,447.83 × 8,017,835,980.73
  4. Step 4: Simplify right side
    31,599,644,620.73x = 380,040,393,875,972,554,752
  5. Step 5: Solve for x
    x = 380,040,393,875,972,554,752/31,599,644,620.73
  6. Step 6: Final answer
    x = 12,026,729,997.68

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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.