Home / 108,997,383.87-163,442,241.90-39,858,067.08

Finding the Fourth Proportional to 108,997,383.87, 163,442,241.90 and 39,858,067.08

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Solution

The fourth proportional to 108,997,383.87, 163,442,241.90 and 39,858,067.08 is: 59,767,414.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,997,383.87 : 163,442,241.90 = 39,858,067.08 : x
  2. Step 2: Convert to fraction form
    108,997,383.87/163,442,241.90 = 39,858,067.08/x
  3. Step 3: Cross multiply
    108,997,383.87x = 163,442,241.90 × 39,858,067.08
  4. Step 4: Simplify right side
    108,997,383.87x = 6,514,491,841,355,787
  5. Step 5: Solve for x
    x = 6,514,491,841,355,787/108,997,383.87
  6. Step 6: Final answer
    x = 59,767,414.69

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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.