Home / 268,272,002.70-402,408,004.05-222,922,370.70

Finding the Fourth Proportional to 268,272,002.70, 402,408,004.05 and 222,922,370.70

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Solution

The fourth proportional to 268,272,002.70, 402,408,004.05 and 222,922,370.70 is: 334,383,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,272,002.70 : 402,408,004.05 = 222,922,370.70 : x
  2. Step 2: Convert to fraction form
    268,272,002.70/402,408,004.05 = 222,922,370.70/x
  3. Step 3: Cross multiply
    268,272,002.70x = 402,408,004.05 × 222,922,370.70
  4. Step 4: Simplify right side
    268,272,002.70x = 89,705,746,251,481,200
  5. Step 5: Solve for x
    x = 89,705,746,251,481,200/268,272,002.70
  6. Step 6: Final answer
    x = 334,383,556.05

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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.