Home / 327,492,721.20-491,097,364.20-133,339,609.20

Finding the Fourth Proportional to 327,492,721.20, 491,097,364.20 and 133,339,609.20

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Solution

The fourth proportional to 327,492,721.20, 491,097,364.20 and 133,339,609.20 is: 199,951,713.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,492,721.20 : 491,097,364.20 = 133,339,609.20 : x
  2. Step 2: Convert to fraction form
    327,492,721.20/491,097,364.20 = 133,339,609.20/x
  3. Step 3: Cross multiply
    327,492,721.20x = 491,097,364.20 × 133,339,609.20
  4. Step 4: Simplify right side
    327,492,721.20x = 65,482,730,621,578,072
  5. Step 5: Solve for x
    x = 65,482,730,621,578,072/327,492,721.20
  6. Step 6: Final answer
    x = 199,951,713.07

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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.