Home / 171,012,829.80-256,519,244.70-49,848,234.60

Finding the Fourth Proportional to 171,012,829.80, 256,519,244.70 and 49,848,234.60

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Solution

The fourth proportional to 171,012,829.80, 256,519,244.70 and 49,848,234.60 is: 74,772,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,012,829.80 : 256,519,244.70 = 49,848,234.60 : x
  2. Step 2: Convert to fraction form
    171,012,829.80/256,519,244.70 = 49,848,234.60/x
  3. Step 3: Cross multiply
    171,012,829.80x = 256,519,244.70 × 49,848,234.60
  4. Step 4: Simplify right side
    171,012,829.80x = 12,787,031,489,220,406
  5. Step 5: Solve for x
    x = 12,787,031,489,220,406/171,012,829.80
  6. Step 6: Final answer
    x = 74,772,351.90

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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.