Home / 275,320,190,861.20-412,980,286,291.80-163,467,591,014.80

Finding the Fourth Proportional to 275,320,190,861.20, 412,980,286,291.80 and 163,467,591,014.80

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Solution

The fourth proportional to 275,320,190,861.20, 412,980,286,291.80 and 163,467,591,014.80 is: 245,201,386,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,320,190,861.20 : 412,980,286,291.80 = 163,467,591,014.80 : x
  2. Step 2: Convert to fraction form
    275,320,190,861.20/412,980,286,291.80 = 163,467,591,014.80/x
  3. Step 3: Cross multiply
    275,320,190,861.20x = 412,980,286,291.80 × 163,467,591,014.80
  4. Step 4: Simplify right side
    275,320,190,861.20x = 67,508,892,536,722,971,164,672
  5. Step 5: Solve for x
    x = 67,508,892,536,722,971,164,672/275,320,190,861.20
  6. Step 6: Final answer
    x = 245,201,386,522.20

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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.