Home / 196,238,334.16-270,814,677.72-108,138,006.94

Finding the Fourth Proportional to 196,238,334.16, 270,814,677.72 and 108,138,006.94

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Solution

The fourth proportional to 196,238,334.16, 270,814,677.72 and 108,138,006.94 is: 149,233,632.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,238,334.16 : 270,814,677.72 = 108,138,006.94 : x
  2. Step 2: Convert to fraction form
    196,238,334.16/270,814,677.72 = 108,138,006.94/x
  3. Step 3: Cross multiply
    196,238,334.16x = 270,814,677.72 × 108,138,006.94
  4. Step 4: Simplify right side
    196,238,334.16x = 29,285,359,498,739,224
  5. Step 5: Solve for x
    x = 29,285,359,498,739,224/196,238,334.16
  6. Step 6: Final answer
    x = 149,233,632.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.