Home / 64,405,387,768.88-96,482,400,912.81-50,173,716,136.79

Finding the Fourth Proportional to 64,405,387,768.88, 96,482,400,912.81 and 50,173,716,136.79

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Solution

The fourth proportional to 64,405,387,768.88, 96,482,400,912.81 and 50,173,716,136.79 is: 75,162,665,163.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,405,387,768.88 : 96,482,400,912.81 = 50,173,716,136.79 : x
  2. Step 2: Convert to fraction form
    64,405,387,768.88/96,482,400,912.81 = 50,173,716,136.79/x
  3. Step 3: Cross multiply
    64,405,387,768.88x = 96,482,400,912.81 × 50,173,716,136.79
  4. Step 4: Simplify right side
    64,405,387,768.88x = 4,840,880,595,594,815,471,616
  5. Step 5: Solve for x
    x = 4,840,880,595,594,815,471,616/64,405,387,768.88
  6. Step 6: Final answer
    x = 75,162,665,163.46

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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.