Home / 1,021,543,982,927-1,532,317,449,150.80-417,169,188,361.06

Finding the Fourth Proportional to 1,021,543,982,927, 1,532,317,449,150.80 and 417,169,188,361.06

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Solution

The fourth proportional to 1,021,543,982,927, 1,532,317,449,150.80 and 417,169,188,361.06 is: 625,754,384,791.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,543,982,927 : 1,532,317,449,150.80 = 417,169,188,361.06 : x
  2. Step 2: Convert to fraction form
    1,021,543,982,927/1,532,317,449,150.80 = 417,169,188,361.06/x
  3. Step 3: Cross multiply
    1,021,543,982,927x = 1,532,317,449,150.80 × 417,169,188,361.06
  4. Step 4: Simplify right side
    1,021,543,982,927x = 639,235,626,573,729,120,649,216
  5. Step 5: Solve for x
    x = 639,235,626,573,729,120,649,216/1,021,543,982,927
  6. Step 6: Final answer
    x = 625,754,384,791.29

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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.