Home / 271,188,019.70-406,782,029.55-141,835,280.30

Finding the Fourth Proportional to 271,188,019.70, 406,782,029.55 and 141,835,280.30

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Solution

The fourth proportional to 271,188,019.70, 406,782,029.55 and 141,835,280.30 is: 212,752,920.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,188,019.70 : 406,782,029.55 = 141,835,280.30 : x
  2. Step 2: Convert to fraction form
    271,188,019.70/406,782,029.55 = 141,835,280.30/x
  3. Step 3: Cross multiply
    271,188,019.70x = 406,782,029.55 × 141,835,280.30
  4. Step 4: Simplify right side
    271,188,019.70x = 57,696,043,182,227,136
  5. Step 5: Solve for x
    x = 57,696,043,182,227,136/271,188,019.70
  6. Step 6: Final answer
    x = 212,752,920.45

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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.