Home / 177,147,174.40-265,720,761.60-133,143,859.60

Finding the Fourth Proportional to 177,147,174.40, 265,720,761.60 and 133,143,859.60

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Solution

The fourth proportional to 177,147,174.40, 265,720,761.60 and 133,143,859.60 is: 199,715,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,174.40 : 265,720,761.60 = 133,143,859.60 : x
  2. Step 2: Convert to fraction form
    177,147,174.40/265,720,761.60 = 133,143,859.60/x
  3. Step 3: Cross multiply
    177,147,174.40x = 265,720,761.60 × 133,143,859.60
  4. Step 4: Simplify right side
    177,147,174.40x = 35,379,087,775,275,468
  5. Step 5: Solve for x
    x = 35,379,087,775,275,468/177,147,174.40
  6. Step 6: Final answer
    x = 199,715,789.40

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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.