Home / 10,394,481,616.69-15,591,552,040.38-3,311,868,279.60

Finding the Fourth Proportional to 10,394,481,616.69, 15,591,552,040.38 and 3,311,868,279.60

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Solution

The fourth proportional to 10,394,481,616.69, 15,591,552,040.38 and 3,311,868,279.60 is: 4,967,748,131.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,394,481,616.69 : 15,591,552,040.38 = 3,311,868,279.60 : x
  2. Step 2: Convert to fraction form
    10,394,481,616.69/15,591,552,040.38 = 3,311,868,279.60/x
  3. Step 3: Cross multiply
    10,394,481,616.69x = 15,591,552,040.38 × 3,311,868,279.60
  4. Step 4: Simplify right side
    10,394,481,616.69x = 51,637,166,632,267,177,984
  5. Step 5: Solve for x
    x = 51,637,166,632,267,177,984/10,394,481,616.69
  6. Step 6: Final answer
    x = 4,967,748,131.79

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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.