Home / 101,261,284.68-139,741,243.80-54,851,538.59

Finding the Fourth Proportional to 101,261,284.68, 139,741,243.80 and 54,851,538.59

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Solution

The fourth proportional to 101,261,284.68, 139,741,243.80 and 54,851,538.59 is: 75,695,486.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,261,284.68 : 139,741,243.80 = 54,851,538.59 : x
  2. Step 2: Convert to fraction form
    101,261,284.68/139,741,243.80 = 54,851,538.59/x
  3. Step 3: Cross multiply
    101,261,284.68x = 139,741,243.80 × 54,851,538.59
  4. Step 4: Simplify right side
    101,261,284.68x = 7,665,022,226,211,593
  5. Step 5: Solve for x
    x = 7,665,022,226,211,593/101,261,284.68
  6. Step 6: Final answer
    x = 75,695,486.69

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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.