Home / 567,218,433.80-850,827,650.70-485,589,096.20

Finding the Fourth Proportional to 567,218,433.80, 850,827,650.70 and 485,589,096.20

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Solution

The fourth proportional to 567,218,433.80, 850,827,650.70 and 485,589,096.20 is: 728,383,644.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,218,433.80 : 850,827,650.70 = 485,589,096.20 : x
  2. Step 2: Convert to fraction form
    567,218,433.80/850,827,650.70 = 485,589,096.20/x
  3. Step 3: Cross multiply
    567,218,433.80x = 850,827,650.70 × 485,589,096.20
  4. Step 4: Simplify right side
    567,218,433.80x = 413,152,629,925,382,336
  5. Step 5: Solve for x
    x = 413,152,629,925,382,336/567,218,433.80
  6. Step 6: Final answer
    x = 728,383,644.30

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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.