Home / 320,768,293.29-481,354,850.88-136,535,473.43

Finding the Fourth Proportional to 320,768,293.29, 481,354,850.88 and 136,535,473.43

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Solution

The fourth proportional to 320,768,293.29, 481,354,850.88 and 136,535,473.43 is: 204,889,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,768,293.29 : 481,354,850.88 = 136,535,473.43 : x
  2. Step 2: Convert to fraction form
    320,768,293.29/481,354,850.88 = 136,535,473.43/x
  3. Step 3: Cross multiply
    320,768,293.29x = 481,354,850.88 × 136,535,473.43
  4. Step 4: Simplify right side
    320,768,293.29x = 65,722,012,452,126,160
  5. Step 5: Solve for x
    x = 65,722,012,452,126,160/320,768,293.29
  6. Step 6: Final answer
    x = 204,889,366.65

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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.