Home / 358,568,689.80-537,853,034.70-327,957,688.20

Finding the Fourth Proportional to 358,568,689.80, 537,853,034.70 and 327,957,688.20

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Solution

The fourth proportional to 358,568,689.80, 537,853,034.70 and 327,957,688.20 is: 491,936,532.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,568,689.80 : 537,853,034.70 = 327,957,688.20 : x
  2. Step 2: Convert to fraction form
    358,568,689.80/537,853,034.70 = 327,957,688.20/x
  3. Step 3: Cross multiply
    358,568,689.80x = 537,853,034.70 × 327,957,688.20
  4. Step 4: Simplify right side
    358,568,689.80x = 176,393,037,851,566,400
  5. Step 5: Solve for x
    x = 176,393,037,851,566,400/358,568,689.80
  6. Step 6: Final answer
    x = 491,936,532.30

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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.