Home / 165,519,579.06-228,424,105.89-92,180,721.06

Finding the Fourth Proportional to 165,519,579.06, 228,424,105.89 and 92,180,721.06

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Solution

The fourth proportional to 165,519,579.06, 228,424,105.89 and 92,180,721.06 is: 127,213,341.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,519,579.06 : 228,424,105.89 = 92,180,721.06 : x
  2. Step 2: Convert to fraction form
    165,519,579.06/228,424,105.89 = 92,180,721.06/x
  3. Step 3: Cross multiply
    165,519,579.06x = 228,424,105.89 × 92,180,721.06
  4. Step 4: Simplify right side
    165,519,579.06x = 21,056,298,788,425,992
  5. Step 5: Solve for x
    x = 21,056,298,788,425,992/165,519,579.06
  6. Step 6: Final answer
    x = 127,213,341.82

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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.