Home / 172,642,745.68-238,244,208.62-94,324,617.52

Finding the Fourth Proportional to 172,642,745.68, 238,244,208.62 and 94,324,617.52

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Solution

The fourth proportional to 172,642,745.68, 238,244,208.62 and 94,324,617.52 is: 130,166,453.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,642,745.68 : 238,244,208.62 = 94,324,617.52 : x
  2. Step 2: Convert to fraction form
    172,642,745.68/238,244,208.62 = 94,324,617.52/x
  3. Step 3: Cross multiply
    172,642,745.68x = 238,244,208.62 × 94,324,617.52
  4. Step 4: Simplify right side
    172,642,745.68x = 22,472,293,854,436,588
  5. Step 5: Solve for x
    x = 22,472,293,854,436,588/172,642,745.68
  6. Step 6: Final answer
    x = 130,166,453.08

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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.