Home / 800,761,546,168.90-1,105,142,605,786.60-448,889,515,160.03

Finding the Fourth Proportional to 800,761,546,168.90, 1,105,142,605,786.60 and 448,889,515,160.03

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Solution

The fourth proportional to 800,761,546,168.90, 1,105,142,605,786.60 and 448,889,515,160.03 is: 619,518,920,292.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,761,546,168.90 : 1,105,142,605,786.60 = 448,889,515,160.03 : x
  2. Step 2: Convert to fraction form
    800,761,546,168.90/1,105,142,605,786.60 = 448,889,515,160.03/x
  3. Step 3: Cross multiply
    800,761,546,168.90x = 1,105,142,605,786.60 × 448,889,515,160.03
  4. Step 4: Simplify right side
    800,761,546,168.90x = 496,086,928,494,239,114,330,112
  5. Step 5: Solve for x
    x = 496,086,928,494,239,114,330,112/800,761,546,168.90
  6. Step 6: Final answer
    x = 619,518,920,292.41

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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.