Home / 248,103,680.10-372,155,520.15-236,199,401.70

Finding the Fourth Proportional to 248,103,680.10, 372,155,520.15 and 236,199,401.70

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Solution

The fourth proportional to 248,103,680.10, 372,155,520.15 and 236,199,401.70 is: 354,299,102.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,103,680.10 : 372,155,520.15 = 236,199,401.70 : x
  2. Step 2: Convert to fraction form
    248,103,680.10/372,155,520.15 = 236,199,401.70/x
  3. Step 3: Cross multiply
    248,103,680.10x = 372,155,520.15 × 236,199,401.70
  4. Step 4: Simplify right side
    248,103,680.10x = 87,902,911,198,782,288
  5. Step 5: Solve for x
    x = 87,902,911,198,782,288/248,103,680.10
  6. Step 6: Final answer
    x = 354,299,102.55

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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.