Home / 271,315,814.10-406,973,721.15-168,003,683.70

Finding the Fourth Proportional to 271,315,814.10, 406,973,721.15 and 168,003,683.70

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Solution

The fourth proportional to 271,315,814.10, 406,973,721.15 and 168,003,683.70 is: 252,005,525.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,315,814.10 : 406,973,721.15 = 168,003,683.70 : x
  2. Step 2: Convert to fraction form
    271,315,814.10/406,973,721.15 = 168,003,683.70/x
  3. Step 3: Cross multiply
    271,315,814.10x = 406,973,721.15 × 168,003,683.70
  4. Step 4: Simplify right side
    271,315,814.10x = 68,373,084,322,296,592
  5. Step 5: Solve for x
    x = 68,373,084,322,296,592/271,315,814.10
  6. Step 6: Final answer
    x = 252,005,525.55

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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.