Home / 196,793,017.20-294,933,481.56-80,072,347.68

Finding the Fourth Proportional to 196,793,017.20, 294,933,481.56 and 80,072,347.68

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Solution

The fourth proportional to 196,793,017.20, 294,933,481.56 and 80,072,347.68 is: 120,004,340.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,793,017.20 : 294,933,481.56 = 80,072,347.68 : x
  2. Step 2: Convert to fraction form
    196,793,017.20/294,933,481.56 = 80,072,347.68/x
  3. Step 3: Cross multiply
    196,793,017.20x = 294,933,481.56 × 80,072,347.68
  4. Step 4: Simplify right side
    196,793,017.20x = 23,616,016,277,945,192
  5. Step 5: Solve for x
    x = 23,616,016,277,945,192/196,793,017.20
  6. Step 6: Final answer
    x = 120,004,340.67

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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.