Home / 442,847,584.80-664,271,377.20-170,227,245.60

Finding the Fourth Proportional to 442,847,584.80, 664,271,377.20 and 170,227,245.60

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Solution

The fourth proportional to 442,847,584.80, 664,271,377.20 and 170,227,245.60 is: 255,340,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,847,584.80 : 664,271,377.20 = 170,227,245.60 : x
  2. Step 2: Convert to fraction form
    442,847,584.80/664,271,377.20 = 170,227,245.60/x
  3. Step 3: Cross multiply
    442,847,584.80x = 664,271,377.20 × 170,227,245.60
  4. Step 4: Simplify right side
    442,847,584.80x = 113,077,086,871,674,640
  5. Step 5: Solve for x
    x = 113,077,086,871,674,640/442,847,584.80
  6. Step 6: Final answer
    x = 255,340,868.40

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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.