Home / 68,906,399.68-95,092,985.64-39,543,104.26

Finding the Fourth Proportional to 68,906,399.68, 95,092,985.64 and 39,543,104.26

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Solution

The fourth proportional to 68,906,399.68, 95,092,985.64 and 39,543,104.26 is: 54,570,720.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,906,399.68 : 95,092,985.64 = 39,543,104.26 : x
  2. Step 2: Convert to fraction form
    68,906,399.68/95,092,985.64 = 39,543,104.26/x
  3. Step 3: Cross multiply
    68,906,399.68x = 95,092,985.64 × 39,543,104.26
  4. Step 4: Simplify right side
    68,906,399.68x = 3,760,271,845,557,202.50
  5. Step 5: Solve for x
    x = 3,760,271,845,557,202.50/68,906,399.68
  6. Step 6: Final answer
    x = 54,570,720.04

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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.