Home / 262,943,612.20-393,659,591.10-160,906,940.20

Finding the Fourth Proportional to 262,943,612.20, 393,659,591.10 and 160,906,940.20

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Solution

The fourth proportional to 262,943,612.20, 393,659,591.10 and 160,906,940.20 is: 240,897,885.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,943,612.20 : 393,659,591.10 = 160,906,940.20 : x
  2. Step 2: Convert to fraction form
    262,943,612.20/393,659,591.10 = 160,906,940.20/x
  3. Step 3: Cross multiply
    262,943,612.20x = 393,659,591.10 × 160,906,940.20
  4. Step 4: Simplify right side
    262,943,612.20x = 63,342,560,284,284,152
  5. Step 5: Solve for x
    x = 63,342,560,284,284,152/262,943,612.20
  6. Step 6: Final answer
    x = 240,897,885.88

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1.5x scale

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.