Home / 326,468,593.92-489,771,008.64-173,072,997.12

Finding the Fourth Proportional to 326,468,593.92, 489,771,008.64 and 173,072,997.12

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Solution

The fourth proportional to 326,468,593.92, 489,771,008.64 and 173,072,997.12 is: 259,645,607.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,468,593.92 : 489,771,008.64 = 173,072,997.12 : x
  2. Step 2: Convert to fraction form
    326,468,593.92/489,771,008.64 = 173,072,997.12/x
  3. Step 3: Cross multiply
    326,468,593.92x = 489,771,008.64 × 173,072,997.12
  4. Step 4: Simplify right side
    326,468,593.92x = 84,766,136,367,810,208
  5. Step 5: Solve for x
    x = 84,766,136,367,810,208/326,468,593.92
  6. Step 6: Final answer
    x = 259,645,607.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.