Home / 444,880,861.60-667,321,292.40-299,384,125.60

Finding the Fourth Proportional to 444,880,861.60, 667,321,292.40 and 299,384,125.60

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Solution

The fourth proportional to 444,880,861.60, 667,321,292.40 and 299,384,125.60 is: 449,076,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,880,861.60 : 667,321,292.40 = 299,384,125.60 : x
  2. Step 2: Convert to fraction form
    444,880,861.60/667,321,292.40 = 299,384,125.60/x
  3. Step 3: Cross multiply
    444,880,861.60x = 667,321,292.40 × 299,384,125.60
  4. Step 4: Simplify right side
    444,880,861.60x = 199,785,401,619,435,936
  5. Step 5: Solve for x
    x = 199,785,401,619,435,936/444,880,861.60
  6. Step 6: Final answer
    x = 449,076,188.40

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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.