Home / 207,361,190.40-311,041,785.60-167,050,406.40

Finding the Fourth Proportional to 207,361,190.40, 311,041,785.60 and 167,050,406.40

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Solution

The fourth proportional to 207,361,190.40, 311,041,785.60 and 167,050,406.40 is: 250,575,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,361,190.40 : 311,041,785.60 = 167,050,406.40 : x
  2. Step 2: Convert to fraction form
    207,361,190.40/311,041,785.60 = 167,050,406.40/x
  3. Step 3: Cross multiply
    207,361,190.40x = 311,041,785.60 × 167,050,406.40
  4. Step 4: Simplify right side
    207,361,190.40x = 51,959,656,691,861,672
  5. Step 5: Solve for x
    x = 51,959,656,691,861,672/207,361,190.40
  6. Step 6: Final answer
    x = 250,575,609.60

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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.