Home / 302,215,309.20-453,322,963.80-236,458,342.80

Finding the Fourth Proportional to 302,215,309.20, 453,322,963.80 and 236,458,342.80

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Solution

The fourth proportional to 302,215,309.20, 453,322,963.80 and 236,458,342.80 is: 354,687,514.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,215,309.20 : 453,322,963.80 = 236,458,342.80 : x
  2. Step 2: Convert to fraction form
    302,215,309.20/453,322,963.80 = 236,458,342.80/x
  3. Step 3: Cross multiply
    302,215,309.20x = 453,322,963.80 × 236,458,342.80
  4. Step 4: Simplify right side
    302,215,309.20x = 107,191,996,773,332,400
  5. Step 5: Solve for x
    x = 107,191,996,773,332,400/302,215,309.20
  6. Step 6: Final answer
    x = 354,687,514.20

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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.