Home / 31,045,667,274,009-42,840,145,701,462-17,171,845,121,156

Finding the Fourth Proportional to 31,045,667,274,009, 42,840,145,701,462 and 17,171,845,121,156

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Solution

The fourth proportional to 31,045,667,274,009, 42,840,145,701,462 and 17,171,845,121,156 is: 23,695,555,984,043.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,045,667,274,009 : 42,840,145,701,462 = 17,171,845,121,156 : x
  2. Step 2: Convert to fraction form
    31,045,667,274,009/42,840,145,701,462 = 17,171,845,121,156/x
  3. Step 3: Cross multiply
    31,045,667,274,009x = 42,840,145,701,462 × 17,171,845,121,156
  4. Step 4: Simplify right side
    31,045,667,274,009x = 735,644,346,953,262,470,055,067,648
  5. Step 5: Solve for x
    x = 735,644,346,953,262,470,055,067,648/31,045,667,274,009
  6. Step 6: Final answer
    x = 23,695,555,984,043.34

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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.