Home / 271,137,720.20-406,706,580.30-86,904,840.20

Finding the Fourth Proportional to 271,137,720.20, 406,706,580.30 and 86,904,840.20

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Solution

The fourth proportional to 271,137,720.20, 406,706,580.30 and 86,904,840.20 is: 130,357,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,137,720.20 : 406,706,580.30 = 86,904,840.20 : x
  2. Step 2: Convert to fraction form
    271,137,720.20/406,706,580.30 = 86,904,840.20/x
  3. Step 3: Cross multiply
    271,137,720.20x = 406,706,580.30 × 86,904,840.20
  4. Step 4: Simplify right side
    271,137,720.20x = 35,344,770,369,259,972
  5. Step 5: Solve for x
    x = 35,344,770,369,259,972/271,137,720.20
  6. Step 6: Final answer
    x = 130,357,260.30

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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.