Home / 227,065,679.20-340,598,518.80-65,512,885.60

Finding the Fourth Proportional to 227,065,679.20, 340,598,518.80 and 65,512,885.60

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Solution

The fourth proportional to 227,065,679.20, 340,598,518.80 and 65,512,885.60 is: 98,269,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,065,679.20 : 340,598,518.80 = 65,512,885.60 : x
  2. Step 2: Convert to fraction form
    227,065,679.20/340,598,518.80 = 65,512,885.60/x
  3. Step 3: Cross multiply
    227,065,679.20x = 340,598,518.80 × 65,512,885.60
  4. Step 4: Simplify right side
    227,065,679.20x = 22,313,591,797,673,852
  5. Step 5: Solve for x
    x = 22,313,591,797,673,852/227,065,679.20
  6. Step 6: Final answer
    x = 98,269,328.40

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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.