Home / 378,045,786.20-566,218,373.70-224,990,778.20

Finding the Fourth Proportional to 378,045,786.20, 566,218,373.70 and 224,990,778.20

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Solution

The fourth proportional to 378,045,786.20, 566,218,373.70 and 224,990,778.20 is: 336,980,115.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,045,786.20 : 566,218,373.70 = 224,990,778.20 : x
  2. Step 2: Convert to fraction form
    378,045,786.20/566,218,373.70 = 224,990,778.20/x
  3. Step 3: Cross multiply
    378,045,786.20x = 566,218,373.70 × 224,990,778.20
  4. Step 4: Simplify right side
    378,045,786.20x = 127,393,912,529,901,424
  5. Step 5: Solve for x
    x = 127,393,912,529,901,424/378,045,786.20
  6. Step 6: Final answer
    x = 336,980,115.06

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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.