Home / 1,541,628,393.37-2,127,392,136.27-872,559,072.62

Finding the Fourth Proportional to 1,541,628,393.37, 2,127,392,136.27 and 872,559,072.62

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Solution

The fourth proportional to 1,541,628,393.37, 2,127,392,136.27 and 872,559,072.62 is: 1,204,100,363.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,628,393.37 : 2,127,392,136.27 = 872,559,072.62 : x
  2. Step 2: Convert to fraction form
    1,541,628,393.37/2,127,392,136.27 = 872,559,072.62/x
  3. Step 3: Cross multiply
    1,541,628,393.37x = 2,127,392,136.27 × 872,559,072.62
  4. Step 4: Simplify right side
    1,541,628,393.37x = 1,856,275,309,512,194,816
  5. Step 5: Solve for x
    x = 1,856,275,309,512,194,816/1,541,628,393.37
  6. Step 6: Final answer
    x = 1,204,100,363.94

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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.