Home / 250,263,266.99-375,611,019.82-173,640,103.61

Finding the Fourth Proportional to 250,263,266.99, 375,611,019.82 and 173,640,103.61

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Solution

The fourth proportional to 250,263,266.99, 375,611,019.82 and 173,640,103.61 is: 260,610,105.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,263,266.99 : 375,611,019.82 = 173,640,103.61 : x
  2. Step 2: Convert to fraction form
    250,263,266.99/375,611,019.82 = 173,640,103.61/x
  3. Step 3: Cross multiply
    250,263,266.99x = 375,611,019.82 × 173,640,103.61
  4. Step 4: Simplify right side
    250,263,266.99x = 65,221,136,396,290,400
  5. Step 5: Solve for x
    x = 65,221,136,396,290,400/250,263,266.99
  6. Step 6: Final answer
    x = 260,610,105.44

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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.