Home / 302,090,530,559.35-416,886,625,455.21-171,879,381,993.20

Finding the Fourth Proportional to 302,090,530,559.35, 416,886,625,455.21 and 171,879,381,993.20

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Solution

The fourth proportional to 302,090,530,559.35, 416,886,625,455.21 and 171,879,381,993.20 is: 237,194,510,572.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,090,530,559.35 : 416,886,625,455.21 = 171,879,381,993.20 : x
  2. Step 2: Convert to fraction form
    302,090,530,559.35/416,886,625,455.21 = 171,879,381,993.20/x
  3. Step 3: Cross multiply
    302,090,530,559.35x = 416,886,625,455.21 × 171,879,381,993.20
  4. Step 4: Simplify right side
    302,090,530,559.35x = 71,654,215,544,472,139,202,560
  5. Step 5: Solve for x
    x = 71,654,215,544,472,139,202,560/302,090,530,559.35
  6. Step 6: Final answer
    x = 237,194,510,572.04

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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.