Home / 271,431,332,904.92-374,592,250,755.51-149,496,043,087.78

Finding the Fourth Proportional to 271,431,332,904.92, 374,592,250,755.51 and 149,496,043,087.78

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Solution

The fourth proportional to 271,431,332,904.92, 374,592,250,755.51 and 149,496,043,087.78 is: 206,313,908,788.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,431,332,904.92 : 374,592,250,755.51 = 149,496,043,087.78 : x
  2. Step 2: Convert to fraction form
    271,431,332,904.92/374,592,250,755.51 = 149,496,043,087.78/x
  3. Step 3: Cross multiply
    271,431,332,904.92x = 374,592,250,755.51 × 149,496,043,087.78
  4. Step 4: Simplify right side
    271,431,332,904.92x = 56,000,059,259,294,217,928,704
  5. Step 5: Solve for x
    x = 56,000,059,259,294,217,928,704/271,431,332,904.92
  6. Step 6: Final answer
    x = 206,313,908,788.53

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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.