Home / 49,536,286.20-74,304,429.30-45,072,181.80

Finding the Fourth Proportional to 49,536,286.20, 74,304,429.30 and 45,072,181.80

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Solution

The fourth proportional to 49,536,286.20, 74,304,429.30 and 45,072,181.80 is: 67,608,272.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,536,286.20 : 74,304,429.30 = 45,072,181.80 : x
  2. Step 2: Convert to fraction form
    49,536,286.20/74,304,429.30 = 45,072,181.80/x
  3. Step 3: Cross multiply
    49,536,286.20x = 74,304,429.30 × 45,072,181.80
  4. Step 4: Simplify right side
    49,536,286.20x = 3,349,062,745,954,846.50
  5. Step 5: Solve for x
    x = 3,349,062,745,954,846.50/49,536,286.20
  6. Step 6: Final answer
    x = 67,608,272.70

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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.