Home / 82,409,397.92-123,520,063.64-33,193,751.02

Finding the Fourth Proportional to 82,409,397.92, 123,520,063.64 and 33,193,751.02

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Solution

The fourth proportional to 82,409,397.92, 123,520,063.64 and 33,193,751.02 is: 49,752,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,409,397.92 : 123,520,063.64 = 33,193,751.02 : x
  2. Step 2: Convert to fraction form
    82,409,397.92/123,520,063.64 = 33,193,751.02/x
  3. Step 3: Cross multiply
    82,409,397.92x = 123,520,063.64 × 33,193,751.02
  4. Step 4: Simplify right side
    82,409,397.92x = 4,100,094,238,440,715
  5. Step 5: Solve for x
    x = 4,100,094,238,440,715/82,409,397.92
  6. Step 6: Final answer
    x = 49,752,750.80

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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.