Home / 218,794,977.45-301,933,520.58-119,674,857.77

Finding the Fourth Proportional to 218,794,977.45, 301,933,520.58 and 119,674,857.77

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Solution

The fourth proportional to 218,794,977.45, 301,933,520.58 and 119,674,857.77 is: 165,149,362.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,794,977.45 : 301,933,520.58 = 119,674,857.77 : x
  2. Step 2: Convert to fraction form
    218,794,977.45/301,933,520.58 = 119,674,857.77/x
  3. Step 3: Cross multiply
    218,794,977.45x = 301,933,520.58 × 119,674,857.77
  4. Step 4: Simplify right side
    218,794,977.45x = 36,133,851,131,478,232
  5. Step 5: Solve for x
    x = 36,133,851,131,478,232/218,794,977.45
  6. Step 6: Final answer
    x = 165,149,362.90

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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.