Home / 120,296,198.26-166,008,876.47-65,292,066.10

Finding the Fourth Proportional to 120,296,198.26, 166,008,876.47 and 65,292,066.10

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Solution

The fourth proportional to 120,296,198.26, 166,008,876.47 and 65,292,066.10 is: 90,103,117.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,296,198.26 : 166,008,876.47 = 65,292,066.10 : x
  2. Step 2: Convert to fraction form
    120,296,198.26/166,008,876.47 = 65,292,066.10/x
  3. Step 3: Cross multiply
    120,296,198.26x = 166,008,876.47 × 65,292,066.10
  4. Step 4: Simplify right side
    120,296,198.26x = 10,839,062,535,339,514
  5. Step 5: Solve for x
    x = 10,839,062,535,339,514/120,296,198.26
  6. Step 6: Final answer
    x = 90,103,117.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.