Home / 271,231,012.60-374,296,166.78-147,471,689.76

Finding the Fourth Proportional to 271,231,012.60, 374,296,166.78 and 147,471,689.76

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Solution

The fourth proportional to 271,231,012.60, 374,296,166.78 and 147,471,689.76 is: 203,509,501.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,231,012.60 : 374,296,166.78 = 147,471,689.76 : x
  2. Step 2: Convert to fraction form
    271,231,012.60/374,296,166.78 = 147,471,689.76/x
  3. Step 3: Cross multiply
    271,231,012.60x = 374,296,166.78 × 147,471,689.76
  4. Step 4: Simplify right side
    271,231,012.60x = 55,198,088,185,737,368
  5. Step 5: Solve for x
    x = 55,198,088,185,737,368/271,231,012.60
  6. Step 6: Final answer
    x = 203,509,501.57

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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.