Home / 271,152,022.20-406,728,033.30-86,919,142.20

Finding the Fourth Proportional to 271,152,022.20, 406,728,033.30 and 86,919,142.20

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Solution

The fourth proportional to 271,152,022.20, 406,728,033.30 and 86,919,142.20 is: 130,378,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,152,022.20 : 406,728,033.30 = 86,919,142.20 : x
  2. Step 2: Convert to fraction form
    271,152,022.20/406,728,033.30 = 86,919,142.20/x
  3. Step 3: Cross multiply
    271,152,022.20x = 406,728,033.30 × 86,919,142.20
  4. Step 4: Simplify right side
    271,152,022.20x = 35,352,451,763,129,036
  5. Step 5: Solve for x
    x = 35,352,451,763,129,036/271,152,022.20
  6. Step 6: Final answer
    x = 130,378,713.30

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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.