Home / 165,775,273.41-248,609,102.02-55,081,216.11

Finding the Fourth Proportional to 165,775,273.41, 248,609,102.02 and 55,081,216.11

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Solution

The fourth proportional to 165,775,273.41, 248,609,102.02 and 55,081,216.11 is: 82,603,945.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,775,273.41 : 248,609,102.02 = 55,081,216.11 : x
  2. Step 2: Convert to fraction form
    165,775,273.41/248,609,102.02 = 55,081,216.11/x
  3. Step 3: Cross multiply
    165,775,273.41x = 248,609,102.02 × 55,081,216.11
  4. Step 4: Simplify right side
    165,775,273.41x = 13,693,691,675,138,956
  5. Step 5: Solve for x
    x = 13,693,691,675,138,956/165,775,273.41
  6. Step 6: Final answer
    x = 82,603,945.65

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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.