Home / 82,409,395.54-123,520,060-33,193,748.58

Finding the Fourth Proportional to 82,409,395.54, 123,520,060 and 33,193,748.58

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Solution

The fourth proportional to 82,409,395.54, 123,520,060 and 33,193,748.58 is: 49,752,747.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,409,395.54 : 123,520,060 = 33,193,748.58 : x
  2. Step 2: Convert to fraction form
    82,409,395.54/123,520,060 = 33,193,748.58/x
  3. Step 3: Cross multiply
    82,409,395.54x = 123,520,060 × 33,193,748.58
  4. Step 4: Simplify right side
    82,409,395.54x = 4,100,093,816,226,514.50
  5. Step 5: Solve for x
    x = 4,100,093,816,226,514.50/82,409,395.54
  6. Step 6: Final answer
    x = 49,752,747.12

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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.