Home / 315,741,967.44-473,397,422.76-168,211,584.24

Finding the Fourth Proportional to 315,741,967.44, 473,397,422.76 and 168,211,584.24

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Solution

The fourth proportional to 315,741,967.44, 473,397,422.76 and 168,211,584.24 is: 252,202,553.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,741,967.44 : 473,397,422.76 = 168,211,584.24 : x
  2. Step 2: Convert to fraction form
    315,741,967.44/473,397,422.76 = 168,211,584.24/x
  3. Step 3: Cross multiply
    315,741,967.44x = 473,397,422.76 × 168,211,584.24
  4. Step 4: Simplify right side
    315,741,967.44x = 79,630,930,457,592,640
  5. Step 5: Solve for x
    x = 79,630,930,457,592,640/315,741,967.44
  6. Step 6: Final answer
    x = 252,202,553.57

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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.