Home / 171,072,002.20-256,608,003.30-166,033,154.20

Finding the Fourth Proportional to 171,072,002.20, 256,608,003.30 and 166,033,154.20

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Solution

The fourth proportional to 171,072,002.20, 256,608,003.30 and 166,033,154.20 is: 249,049,731.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,002.20 : 256,608,003.30 = 166,033,154.20 : x
  2. Step 2: Convert to fraction form
    171,072,002.20/256,608,003.30 = 166,033,154.20/x
  3. Step 3: Cross multiply
    171,072,002.20x = 256,608,003.30 × 166,033,154.20
  4. Step 4: Simplify right side
    171,072,002.20x = 42,605,436,180,863,008
  5. Step 5: Solve for x
    x = 42,605,436,180,863,008/171,072,002.20
  6. Step 6: Final answer
    x = 249,049,731.30

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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.