Home / 850,827,704.20-1,276,241,556.30-728,383,697.80

Finding the Fourth Proportional to 850,827,704.20, 1,276,241,556.30 and 728,383,697.80

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Solution

The fourth proportional to 850,827,704.20, 1,276,241,556.30 and 728,383,697.80 is: 1,092,575,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,827,704.20 : 1,276,241,556.30 = 728,383,697.80 : x
  2. Step 2: Convert to fraction form
    850,827,704.20/1,276,241,556.30 = 728,383,697.80/x
  3. Step 3: Cross multiply
    850,827,704.20x = 1,276,241,556.30 × 728,383,697.80
  4. Step 4: Simplify right side
    850,827,704.20x = 929,593,544,063,820,800
  5. Step 5: Solve for x
    x = 929,593,544,063,820,800/850,827,704.20
  6. Step 6: Final answer
    x = 1,092,575,546.70

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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.