Home / 193,613,011.80-290,419,517.70-149,775,034.20

Finding the Fourth Proportional to 193,613,011.80, 290,419,517.70 and 149,775,034.20

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Solution

The fourth proportional to 193,613,011.80, 290,419,517.70 and 149,775,034.20 is: 224,662,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,613,011.80 : 290,419,517.70 = 149,775,034.20 : x
  2. Step 2: Convert to fraction form
    193,613,011.80/290,419,517.70 = 149,775,034.20/x
  3. Step 3: Cross multiply
    193,613,011.80x = 290,419,517.70 × 149,775,034.20
  4. Step 4: Simplify right side
    193,613,011.80x = 43,497,593,195,865,000
  5. Step 5: Solve for x
    x = 43,497,593,195,865,000/193,613,011.80
  6. Step 6: Final answer
    x = 224,662,551.30

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1.5x scale

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.