Home / 19,701,809,255.59-29,599,860,025.86-12,633,141,251.77

Finding the Fourth Proportional to 19,701,809,255.59, 29,599,860,025.86 and 12,633,141,251.77

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Solution

The fourth proportional to 19,701,809,255.59, 29,599,860,025.86 and 12,633,141,251.77 is: 18,979,942,800.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701,809,255.59 : 29,599,860,025.86 = 12,633,141,251.77 : x
  2. Step 2: Convert to fraction form
    19,701,809,255.59/29,599,860,025.86 = 12,633,141,251.77/x
  3. Step 3: Cross multiply
    19,701,809,255.59x = 29,599,860,025.86 × 12,633,141,251.77
  4. Step 4: Simplify right side
    19,701,809,255.59x = 373,939,212,739,309,797,376
  5. Step 5: Solve for x
    x = 373,939,212,739,309,797,376/19,701,809,255.59
  6. Step 6: Final answer
    x = 18,979,942,800.59

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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.