Home / 79,782,362.04-119,505,950.15-50,621,190.67

Finding the Fourth Proportional to 79,782,362.04, 119,505,950.15 and 50,621,190.67

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Solution

The fourth proportional to 79,782,362.04, 119,505,950.15 and 50,621,190.67 is: 75,825,449.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,782,362.04 : 119,505,950.15 = 50,621,190.67 : x
  2. Step 2: Convert to fraction form
    79,782,362.04/119,505,950.15 = 50,621,190.67/x
  3. Step 3: Cross multiply
    79,782,362.04x = 119,505,950.15 × 50,621,190.67
  4. Step 4: Simplify right side
    79,782,362.04x = 6,049,533,489,070,013
  5. Step 5: Solve for x
    x = 6,049,533,489,070,013/79,782,362.04
  6. Step 6: Final answer
    x = 75,825,449.82

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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.