Home / 304,128,016.20-456,192,024.30-77,193,232.20

Finding the Fourth Proportional to 304,128,016.20, 456,192,024.30 and 77,193,232.20

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Solution

The fourth proportional to 304,128,016.20, 456,192,024.30 and 77,193,232.20 is: 115,789,848.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,128,016.20 : 456,192,024.30 = 77,193,232.20 : x
  2. Step 2: Convert to fraction form
    304,128,016.20/456,192,024.30 = 77,193,232.20/x
  3. Step 3: Cross multiply
    304,128,016.20x = 456,192,024.30 × 77,193,232.20
  4. Step 4: Simplify right side
    304,128,016.20x = 35,214,936,859,577,944
  5. Step 5: Solve for x
    x = 35,214,936,859,577,944/304,128,016.20
  6. Step 6: Final answer
    x = 115,789,848.30

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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.