Home / 165,775,275.66-248,609,105.39-55,081,218.36

Finding the Fourth Proportional to 165,775,275.66, 248,609,105.39 and 55,081,218.36

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Solution

The fourth proportional to 165,775,275.66, 248,609,105.39 and 55,081,218.36 is: 82,603,949.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,775,275.66 : 248,609,105.39 = 55,081,218.36 : x
  2. Step 2: Convert to fraction form
    165,775,275.66/248,609,105.39 = 55,081,218.36/x
  3. Step 3: Cross multiply
    165,775,275.66x = 248,609,105.39 × 55,081,218.36
  4. Step 4: Simplify right side
    165,775,275.66x = 13,693,692,419,995,436
  5. Step 5: Solve for x
    x = 13,693,692,419,995,436/165,775,275.66
  6. Step 6: Final answer
    x = 82,603,949.02

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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.