Home / 193,613,005.80-290,419,508.70-149,775,028.20

Finding the Fourth Proportional to 193,613,005.80, 290,419,508.70 and 149,775,028.20

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Solution

The fourth proportional to 193,613,005.80, 290,419,508.70 and 149,775,028.20 is: 224,662,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,613,005.80 : 290,419,508.70 = 149,775,028.20 : x
  2. Step 2: Convert to fraction form
    193,613,005.80/290,419,508.70 = 149,775,028.20/x
  3. Step 3: Cross multiply
    193,613,005.80x = 290,419,508.70 × 149,775,028.20
  4. Step 4: Simplify right side
    193,613,005.80x = 43,497,590,105,372,640
  5. Step 5: Solve for x
    x = 43,497,590,105,372,640/193,613,005.80
  6. Step 6: Final answer
    x = 224,662,542.30

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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.