Home / 196,793,008.20-294,933,467.66-80,072,339.08

Finding the Fourth Proportional to 196,793,008.20, 294,933,467.66 and 80,072,339.08

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Solution

The fourth proportional to 196,793,008.20, 294,933,467.66 and 80,072,339.08 is: 120,004,327.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,793,008.20 : 294,933,467.66 = 80,072,339.08 : x
  2. Step 2: Convert to fraction form
    196,793,008.20/294,933,467.66 = 80,072,339.08/x
  3. Step 3: Cross multiply
    196,793,008.20x = 294,933,467.66 × 80,072,339.08
  4. Step 4: Simplify right side
    196,793,008.20x = 23,616,012,628,511,736
  5. Step 5: Solve for x
    x = 23,616,012,628,511,736/196,793,008.20
  6. Step 6: Final answer
    x = 120,004,327.62

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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.