Home / 327,763,339.60-491,645,009.40-224,451,209.20

Finding the Fourth Proportional to 327,763,339.60, 491,645,009.40 and 224,451,209.20

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Solution

The fourth proportional to 327,763,339.60, 491,645,009.40 and 224,451,209.20 is: 336,676,813.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,763,339.60 : 491,645,009.40 = 224,451,209.20 : x
  2. Step 2: Convert to fraction form
    327,763,339.60/491,645,009.40 = 224,451,209.20/x
  3. Step 3: Cross multiply
    327,763,339.60x = 491,645,009.40 × 224,451,209.20
  4. Step 4: Simplify right side
    327,763,339.60x = 110,350,316,856,975,360
  5. Step 5: Solve for x
    x = 110,350,316,856,975,360/327,763,339.60
  6. Step 6: Final answer
    x = 336,676,813.80

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1.5x scale

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.