Home / 271,485,565-374,646,930.42-147,724,109.80

Finding the Fourth Proportional to 271,485,565, 374,646,930.42 and 147,724,109.80

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Solution

The fourth proportional to 271,485,565, 374,646,930.42 and 147,724,109.80 is: 203,857,557.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,485,565 : 374,646,930.42 = 147,724,109.80 : x
  2. Step 2: Convert to fraction form
    271,485,565/374,646,930.42 = 147,724,109.80/x
  3. Step 3: Cross multiply
    271,485,565x = 374,646,930.42 × 147,724,109.80
  4. Step 4: Simplify right side
    271,485,565x = 55,344,384,285,597,048
  5. Step 5: Solve for x
    x = 55,344,384,285,597,048/271,485,565
  6. Step 6: Final answer
    x = 203,857,557.90

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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.