Home / 313,672,022.20-470,508,033.30-299,563,247.80

Finding the Fourth Proportional to 313,672,022.20, 470,508,033.30 and 299,563,247.80

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Solution

The fourth proportional to 313,672,022.20, 470,508,033.30 and 299,563,247.80 is: 449,344,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,672,022.20 : 470,508,033.30 = 299,563,247.80 : x
  2. Step 2: Convert to fraction form
    313,672,022.20/470,508,033.30 = 299,563,247.80/x
  3. Step 3: Cross multiply
    313,672,022.20x = 470,508,033.30 × 299,563,247.80
  4. Step 4: Simplify right side
    313,672,022.20x = 140,946,914,571,338,560
  5. Step 5: Solve for x
    x = 140,946,914,571,338,560/313,672,022.20
  6. Step 6: Final answer
    x = 449,344,871.70

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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.