Home / 123,861,640.30-185,786,555.55-41,972,487.10

Finding the Fourth Proportional to 123,861,640.30, 185,786,555.55 and 41,972,487.10

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Solution

The fourth proportional to 123,861,640.30, 185,786,555.55 and 41,972,487.10 is: 62,956,729.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,861,640.30 : 185,786,555.55 = 41,972,487.10 : x
  2. Step 2: Convert to fraction form
    123,861,640.30/185,786,555.55 = 41,972,487.10/x
  3. Step 3: Cross multiply
    123,861,640.30x = 185,786,555.55 × 41,972,487.10
  4. Step 4: Simplify right side
    123,861,640.30x = 7,797,923,806,175,809
  5. Step 5: Solve for x
    x = 7,797,923,806,175,809/123,861,640.30
  6. Step 6: Final answer
    x = 62,956,729.68

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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.