Home / 18,310,865,309.30-27,429,522,531.06-8,348,605,183.56

Finding the Fourth Proportional to 18,310,865,309.30, 27,429,522,531.06 and 8,348,605,183.56

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Solution

The fourth proportional to 18,310,865,309.30, 27,429,522,531.06 and 8,348,605,183.56 is: 12,506,140,486.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310,865,309.30 : 27,429,522,531.06 = 8,348,605,183.56 : x
  2. Step 2: Convert to fraction form
    18,310,865,309.30/27,429,522,531.06 = 8,348,605,183.56/x
  3. Step 3: Cross multiply
    18,310,865,309.30x = 27,429,522,531.06 × 8,348,605,183.56
  4. Step 4: Simplify right side
    18,310,865,309.30x = 228,998,253,985,383,350,272
  5. Step 5: Solve for x
    x = 228,998,253,985,383,350,272/18,310,865,309.30
  6. Step 6: Final answer
    x = 12,506,140,486.39

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1.5x scale

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.