Home / 196,587,620.20-294,857,810.70-81,560,168.20

Finding the Fourth Proportional to 196,587,620.20, 294,857,810.70 and 81,560,168.20

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Solution

The fourth proportional to 196,587,620.20, 294,857,810.70 and 81,560,168.20 is: 122,330,453.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,587,620.20 : 294,857,810.70 = 81,560,168.20 : x
  2. Step 2: Convert to fraction form
    196,587,620.20/294,857,810.70 = 81,560,168.20/x
  3. Step 3: Cross multiply
    196,587,620.20x = 294,857,810.70 × 81,560,168.20
  4. Step 4: Simplify right side
    196,587,620.20x = 24,048,652,635,775,760
  5. Step 5: Solve for x
    x = 24,048,652,635,775,760/196,587,620.20
  6. Step 6: Final answer
    x = 122,330,453.01

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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.