Home / 161,142,492.78-241,785,183.30-84,447,286.38

Finding the Fourth Proportional to 161,142,492.78, 241,785,183.30 and 84,447,286.38

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Solution

The fourth proportional to 161,142,492.78, 241,785,183.30 and 84,447,286.38 is: 126,708,370.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,142,492.78 : 241,785,183.30 = 84,447,286.38 : x
  2. Step 2: Convert to fraction form
    161,142,492.78/241,785,183.30 = 84,447,286.38/x
  3. Step 3: Cross multiply
    161,142,492.78x = 241,785,183.30 × 84,447,286.38
  4. Step 4: Simplify right side
    161,142,492.78x = 20,418,102,616,575,892
  5. Step 5: Solve for x
    x = 20,418,102,616,575,892/161,142,492.78
  6. Step 6: Final answer
    x = 126,708,370.12

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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.