Home / 271,137,721.70-406,706,582.55-86,904,841.70

Finding the Fourth Proportional to 271,137,721.70, 406,706,582.55 and 86,904,841.70

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Solution

The fourth proportional to 271,137,721.70, 406,706,582.55 and 86,904,841.70 is: 130,357,262.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,137,721.70 : 406,706,582.55 = 86,904,841.70 : x
  2. Step 2: Convert to fraction form
    271,137,721.70/406,706,582.55 = 86,904,841.70/x
  3. Step 3: Cross multiply
    271,137,721.70x = 406,706,582.55 × 86,904,841.70
  4. Step 4: Simplify right side
    271,137,721.70x = 35,344,771,174,855,736
  5. Step 5: Solve for x
    x = 35,344,771,174,855,736/271,137,721.70
  6. Step 6: Final answer
    x = 130,357,262.55

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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.