Home / 804,791,583,208.20-1,110,615,837,629.80-438,993,758,112.60

Finding the Fourth Proportional to 804,791,583,208.20, 1,110,615,837,629.80 and 438,993,758,112.60

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Solution

The fourth proportional to 804,791,583,208.20, 1,110,615,837,629.80 and 438,993,758,112.60 is: 605,813,269,613.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,791,583,208.20 : 1,110,615,837,629.80 = 438,993,758,112.60 : x
  2. Step 2: Convert to fraction form
    804,791,583,208.20/1,110,615,837,629.80 = 438,993,758,112.60/x
  3. Step 3: Cross multiply
    804,791,583,208.20x = 1,110,615,837,629.80 × 438,993,758,112.60
  4. Step 4: Simplify right side
    804,791,583,208.20x = 487,553,420,380,479,021,907,968
  5. Step 5: Solve for x
    x = 487,553,420,380,479,021,907,968/804,791,583,208.20
  6. Step 6: Final answer
    x = 605,813,269,613.12

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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.