Home / 641,851,412,747.44-962,781,221,833.80-188,568,462,766

Finding the Fourth Proportional to 641,851,412,747.44, 962,781,221,833.80 and 188,568,462,766

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Solution

The fourth proportional to 641,851,412,747.44, 962,781,221,833.80 and 188,568,462,766 is: 282,853,899,478.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,851,412,747.44 : 962,781,221,833.80 = 188,568,462,766 : x
  2. Step 2: Convert to fraction form
    641,851,412,747.44/962,781,221,833.80 = 188,568,462,766/x
  3. Step 3: Cross multiply
    641,851,412,747.44x = 962,781,221,833.80 × 188,568,462,766
  4. Step 4: Simplify right side
    641,851,412,747.44x = 181,550,174,981,170,902,597,632
  5. Step 5: Solve for x
    x = 181,550,174,981,170,902,597,632/641,851,412,747.44
  6. Step 6: Final answer
    x = 282,853,899,478.15

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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.