Home / 50,809,119,647.78-76,222,362,241.80-20,947,126,695.97

Finding the Fourth Proportional to 50,809,119,647.78, 76,222,362,241.80 and 20,947,126,695.97

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Solution

The fourth proportional to 50,809,119,647.78, 76,222,362,241.80 and 20,947,126,695.97 is: 31,424,269,698.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,809,119,647.78 : 76,222,362,241.80 = 20,947,126,695.97 : x
  2. Step 2: Convert to fraction form
    50,809,119,647.78/76,222,362,241.80 = 20,947,126,695.97/x
  3. Step 3: Cross multiply
    50,809,119,647.78x = 76,222,362,241.80 × 20,947,126,695.97
  4. Step 4: Simplify right side
    50,809,119,647.78x = 1,596,639,478,945,409,400,832
  5. Step 5: Solve for x
    x = 1,596,639,478,945,409,400,832/50,809,119,647.78
  6. Step 6: Final answer
    x = 31,424,269,698.31

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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.