Home / 271,315,794.60-406,973,691.90-168,003,664.20

Finding the Fourth Proportional to 271,315,794.60, 406,973,691.90 and 168,003,664.20

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Solution

The fourth proportional to 271,315,794.60, 406,973,691.90 and 168,003,664.20 is: 252,005,496.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,315,794.60 : 406,973,691.90 = 168,003,664.20 : x
  2. Step 2: Convert to fraction form
    271,315,794.60/406,973,691.90 = 168,003,664.20/x
  3. Step 3: Cross multiply
    271,315,794.60x = 406,973,691.90 × 168,003,664.20
  4. Step 4: Simplify right side
    271,315,794.60x = 68,373,071,472,201,848
  5. Step 5: Solve for x
    x = 68,373,071,472,201,848/271,315,794.60
  6. Step 6: Final answer
    x = 252,005,496.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.