Home / 107,896,035.13-148,908,067.39-66,107,832.85

Finding the Fourth Proportional to 107,896,035.13, 148,908,067.39 and 66,107,832.85

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Solution

The fourth proportional to 107,896,035.13, 148,908,067.39 and 66,107,832.85 is: 91,235,879.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,896,035.13 : 148,908,067.39 = 66,107,832.85 : x
  2. Step 2: Convert to fraction form
    107,896,035.13/148,908,067.39 = 66,107,832.85/x
  3. Step 3: Cross multiply
    107,896,035.13x = 148,908,067.39 × 66,107,832.85
  4. Step 4: Simplify right side
    107,896,035.13x = 9,843,989,629,034,656
  5. Step 5: Solve for x
    x = 9,843,989,629,034,656/107,896,035.13
  6. Step 6: Final answer
    x = 91,235,879.22

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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.