Home / 1,761,533,131.26-2,640,554,365.29-827,183,400.87

Finding the Fourth Proportional to 1,761,533,131.26, 2,640,554,365.29 and 827,183,400.87

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Solution

The fourth proportional to 1,761,533,131.26, 2,640,554,365.29 and 827,183,400.87 is: 1,239,955,525.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,533,131.26 : 2,640,554,365.29 = 827,183,400.87 : x
  2. Step 2: Convert to fraction form
    1,761,533,131.26/2,640,554,365.29 = 827,183,400.87/x
  3. Step 3: Cross multiply
    1,761,533,131.26x = 2,640,554,365.29 × 827,183,400.87
  4. Step 4: Simplify right side
    1,761,533,131.26x = 2,184,222,740,059,230,976
  5. Step 5: Solve for x
    x = 2,184,222,740,059,230,976/1,761,533,131.26
  6. Step 6: Final answer
    x = 1,239,955,525.84

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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.