Home / 133,728,974.82-184,467,797.73-84,090,788.10

Finding the Fourth Proportional to 133,728,974.82, 184,467,797.73 and 84,090,788.10

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Solution

The fourth proportional to 133,728,974.82, 184,467,797.73 and 84,090,788.10 is: 115,996,122.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,728,974.82 : 184,467,797.73 = 84,090,788.10 : x
  2. Step 2: Convert to fraction form
    133,728,974.82/184,467,797.73 = 84,090,788.10/x
  3. Step 3: Cross multiply
    133,728,974.82x = 184,467,797.73 × 84,090,788.10
  4. Step 4: Simplify right side
    133,728,974.82x = 15,512,042,490,187,090
  5. Step 5: Solve for x
    x = 15,512,042,490,187,090/133,728,974.82
  6. Step 6: Final answer
    x = 115,996,122.09

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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.