Home / 485,582,000.34-728,612,134.38-226,759,604.52

Finding the Fourth Proportional to 485,582,000.34, 728,612,134.38 and 226,759,604.52

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Solution

The fourth proportional to 485,582,000.34, 728,612,134.38 and 226,759,604.52 is: 340,251,078.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,582,000.34 : 728,612,134.38 = 226,759,604.52 : x
  2. Step 2: Convert to fraction form
    485,582,000.34/728,612,134.38 = 226,759,604.52/x
  3. Step 3: Cross multiply
    485,582,000.34x = 728,612,134.38 × 226,759,604.52
  4. Step 4: Simplify right side
    485,582,000.34x = 165,219,799,440,481,888
  5. Step 5: Solve for x
    x = 165,219,799,440,481,888/485,582,000.34
  6. Step 6: Final answer
    x = 340,251,078.76

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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.