Home / 196,841,965.86-271,636,640.37-108,734,067.23

Finding the Fourth Proportional to 196,841,965.86, 271,636,640.37 and 108,734,067.23

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Solution

The fourth proportional to 196,841,965.86, 271,636,640.37 and 108,734,067.23 is: 150,050,100.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,841,965.86 : 271,636,640.37 = 108,734,067.23 : x
  2. Step 2: Convert to fraction form
    196,841,965.86/271,636,640.37 = 108,734,067.23/x
  3. Step 3: Cross multiply
    196,841,965.86x = 271,636,640.37 × 108,734,067.23
  4. Step 4: Simplify right side
    196,841,965.86x = 29,536,156,714,764,728
  5. Step 5: Solve for x
    x = 29,536,156,714,764,728/196,841,965.86
  6. Step 6: Final answer
    x = 150,050,100.27

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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.