Home / 494,522,660.40-741,783,990.60-149,718,490.80

Finding the Fourth Proportional to 494,522,660.40, 741,783,990.60 and 149,718,490.80

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Solution

The fourth proportional to 494,522,660.40, 741,783,990.60 and 149,718,490.80 is: 224,577,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,522,660.40 : 741,783,990.60 = 149,718,490.80 : x
  2. Step 2: Convert to fraction form
    494,522,660.40/741,783,990.60 = 149,718,490.80/x
  3. Step 3: Cross multiply
    494,522,660.40x = 741,783,990.60 × 149,718,490.80
  4. Step 4: Simplify right side
    494,522,660.40x = 111,058,779,572,233,392
  5. Step 5: Solve for x
    x = 111,058,779,572,233,392/494,522,660.40
  6. Step 6: Final answer
    x = 224,577,736.20

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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.