Home / 302,027,675.68-416,562,069.48-196,215,183.57

Finding the Fourth Proportional to 302,027,675.68, 416,562,069.48 and 196,215,183.57

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Solution

The fourth proportional to 302,027,675.68, 416,562,069.48 and 196,215,183.57 is: 270,623,553.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,027,675.68 : 416,562,069.48 = 196,215,183.57 : x
  2. Step 2: Convert to fraction form
    302,027,675.68/416,562,069.48 = 196,215,183.57/x
  3. Step 3: Cross multiply
    302,027,675.68x = 416,562,069.48 × 196,215,183.57
  4. Step 4: Simplify right side
    302,027,675.68x = 81,735,802,931,317,296
  5. Step 5: Solve for x
    x = 81,735,802,931,317,296/302,027,675.68
  6. Step 6: Final answer
    x = 270,623,553.78

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1.5x scale

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.