Home / 146,101,877.91-201,620,700.22-79,121,355.97

Finding the Fourth Proportional to 146,101,877.91, 201,620,700.22 and 79,121,355.97

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Solution

The fourth proportional to 146,101,877.91, 201,620,700.22 and 79,121,355.97 is: 109,187,530.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,101,877.91 : 201,620,700.22 = 79,121,355.97 : x
  2. Step 2: Convert to fraction form
    146,101,877.91/201,620,700.22 = 79,121,355.97/x
  3. Step 3: Cross multiply
    146,101,877.91x = 201,620,700.22 × 79,121,355.97
  4. Step 4: Simplify right side
    146,101,877.91x = 15,952,503,193,027,276
  5. Step 5: Solve for x
    x = 15,952,503,193,027,276/146,101,877.91
  6. Step 6: Final answer
    x = 109,187,530.11

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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.