Home / 259,069,612.20-388,355,586.30-149,782,597.80

Finding the Fourth Proportional to 259,069,612.20, 388,355,586.30 and 149,782,597.80

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Solution

The fourth proportional to 259,069,612.20, 388,355,586.30 and 149,782,597.80 is: 224,530,033.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,069,612.20 : 388,355,586.30 = 149,782,597.80 : x
  2. Step 2: Convert to fraction form
    259,069,612.20/388,355,586.30 = 149,782,597.80/x
  3. Step 3: Cross multiply
    259,069,612.20x = 388,355,586.30 × 149,782,597.80
  4. Step 4: Simplify right side
    259,069,612.20x = 58,168,908,586,156,096
  5. Step 5: Solve for x
    x = 58,168,908,586,156,096/259,069,612.20
  6. Step 6: Final answer
    x = 224,530,033.04

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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.