Home / 196,485,999.36-294,796,974.24-67,184,623.68

Finding the Fourth Proportional to 196,485,999.36, 294,796,974.24 and 67,184,623.68

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Solution

The fourth proportional to 196,485,999.36, 294,796,974.24 and 67,184,623.68 is: 100,800,178.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,485,999.36 : 294,796,974.24 = 67,184,623.68 : x
  2. Step 2: Convert to fraction form
    196,485,999.36/294,796,974.24 = 67,184,623.68/x
  3. Step 3: Cross multiply
    196,485,999.36x = 294,796,974.24 × 67,184,623.68
  4. Step 4: Simplify right side
    196,485,999.36x = 19,805,823,776,317,056
  5. Step 5: Solve for x
    x = 19,805,823,776,317,056/196,485,999.36
  6. Step 6: Final answer
    x = 100,800,178.34

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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.