Home / 196,793,016.20-294,933,479.64-80,072,347.08

Finding the Fourth Proportional to 196,793,016.20, 294,933,479.64 and 80,072,347.08

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Solution

The fourth proportional to 196,793,016.20, 294,933,479.64 and 80,072,347.08 is: 120,004,339.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,793,016.20 : 294,933,479.64 = 80,072,347.08 : x
  2. Step 2: Convert to fraction form
    196,793,016.20/294,933,479.64 = 80,072,347.08/x
  3. Step 3: Cross multiply
    196,793,016.20x = 294,933,479.64 × 80,072,347.08
  4. Step 4: Simplify right side
    196,793,016.20x = 23,616,015,947,246,192
  5. Step 5: Solve for x
    x = 23,616,015,947,246,192/196,793,016.20
  6. Step 6: Final answer
    x = 120,004,339.60

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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.