Home / 172,642,875.78-238,244,353.07-94,324,743.66

Finding the Fourth Proportional to 172,642,875.78, 238,244,353.07 and 94,324,743.66

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Solution

The fourth proportional to 172,642,875.78, 238,244,353.07 and 94,324,743.66 is: 130,166,607.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,642,875.78 : 238,244,353.07 = 94,324,743.66 : x
  2. Step 2: Convert to fraction form
    172,642,875.78/238,244,353.07 = 94,324,743.66/x
  3. Step 3: Cross multiply
    172,642,875.78x = 238,244,353.07 × 94,324,743.66
  4. Step 4: Simplify right side
    172,642,875.78x = 22,472,337,531,298,660
  5. Step 5: Solve for x
    x = 22,472,337,531,298,660/172,642,875.78
  6. Step 6: Final answer
    x = 130,166,607.97

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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.