Home / 800,761,546,172.08-1,105,142,605,791.10-448,889,515,163.22

Finding the Fourth Proportional to 800,761,546,172.08, 1,105,142,605,791.10 and 448,889,515,163.22

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Solution

The fourth proportional to 800,761,546,172.08, 1,105,142,605,791.10 and 448,889,515,163.22 is: 619,518,920,296.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,761,546,172.08 : 1,105,142,605,791.10 = 448,889,515,163.22 : x
  2. Step 2: Convert to fraction form
    800,761,546,172.08/1,105,142,605,791.10 = 448,889,515,163.22/x
  3. Step 3: Cross multiply
    800,761,546,172.08x = 1,105,142,605,791.10 × 448,889,515,163.22
  4. Step 4: Simplify right side
    800,761,546,172.08x = 496,086,928,499,784,453,980,160
  5. Step 5: Solve for x
    x = 496,086,928,499,784,453,980,160/800,761,546,172.08
  6. Step 6: Final answer
    x = 619,518,920,296.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.