Home / 193,581,834.30-290,372,751.45-149,743,856.70

Finding the Fourth Proportional to 193,581,834.30, 290,372,751.45 and 149,743,856.70

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Solution

The fourth proportional to 193,581,834.30, 290,372,751.45 and 149,743,856.70 is: 224,615,785.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,581,834.30 : 290,372,751.45 = 149,743,856.70 : x
  2. Step 2: Convert to fraction form
    193,581,834.30/290,372,751.45 = 149,743,856.70/x
  3. Step 3: Cross multiply
    193,581,834.30x = 290,372,751.45 × 149,743,856.70
  4. Step 4: Simplify right side
    193,581,834.30x = 43,481,535,682,713,512
  5. Step 5: Solve for x
    x = 43,481,535,682,713,512/193,581,834.30
  6. Step 6: Final answer
    x = 224,615,785.05

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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.