Home / 167,531,856.40-251,321,404.20-52,504,404.40

Finding the Fourth Proportional to 167,531,856.40, 251,321,404.20 and 52,504,404.40

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Solution

The fourth proportional to 167,531,856.40, 251,321,404.20 and 52,504,404.40 is: 78,764,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,531,856.40 : 251,321,404.20 = 52,504,404.40 : x
  2. Step 2: Convert to fraction form
    167,531,856.40/251,321,404.20 = 52,504,404.40/x
  3. Step 3: Cross multiply
    167,531,856.40x = 251,321,404.20 × 52,504,404.40
  4. Step 4: Simplify right side
    167,531,856.40x = 13,195,480,640,492,658
  5. Step 5: Solve for x
    x = 13,195,480,640,492,658/167,531,856.40
  6. Step 6: Final answer
    x = 78,764,008.97

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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.