Home / 271,485,672-374,647,078.08-147,724,216.80

Finding the Fourth Proportional to 271,485,672, 374,647,078.08 and 147,724,216.80

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Solution

The fourth proportional to 271,485,672, 374,647,078.08 and 147,724,216.80 is: 203,857,705.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,485,672 : 374,647,078.08 = 147,724,216.80 : x
  2. Step 2: Convert to fraction form
    271,485,672/374,647,078.08 = 147,724,216.80/x
  3. Step 3: Cross multiply
    271,485,672x = 374,647,078.08 × 147,724,216.80
  4. Step 4: Simplify right side
    271,485,672x = 55,344,446,185,776,448
  5. Step 5: Solve for x
    x = 55,344,446,185,776,448/271,485,672
  6. Step 6: Final answer
    x = 203,857,705.56

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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.