Home / 304,128,002.20-456,192,003.30-273,339,189.40

Finding the Fourth Proportional to 304,128,002.20, 456,192,003.30 and 273,339,189.40

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Solution

The fourth proportional to 304,128,002.20, 456,192,003.30 and 273,339,189.40 is: 410,008,784.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,128,002.20 : 456,192,003.30 = 273,339,189.40 : x
  2. Step 2: Convert to fraction form
    304,128,002.20/456,192,003.30 = 273,339,189.40/x
  3. Step 3: Cross multiply
    304,128,002.20x = 456,192,003.30 × 273,339,189.40
  4. Step 4: Simplify right side
    304,128,002.20x = 124,695,152,392,784,112
  5. Step 5: Solve for x
    x = 124,695,152,392,784,112/304,128,002.20
  6. Step 6: Final answer
    x = 410,008,784.10

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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.