Home / 20,023,103,162.19-27,619,313,622.20-11,879,140,783.48

Finding the Fourth Proportional to 20,023,103,162.19, 27,619,313,622.20 and 11,879,140,783.48

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Solution

The fourth proportional to 20,023,103,162.19, 27,619,313,622.20 and 11,879,140,783.48 is: 16,385,757,602.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,023,103,162.19 : 27,619,313,622.20 = 11,879,140,783.48 : x
  2. Step 2: Convert to fraction form
    20,023,103,162.19/27,619,313,622.20 = 11,879,140,783.48/x
  3. Step 3: Cross multiply
    20,023,103,162.19x = 27,619,313,622.20 × 11,879,140,783.48
  4. Step 4: Simplify right side
    20,023,103,162.19x = 328,093,714,861,165,051,904
  5. Step 5: Solve for x
    x = 328,093,714,861,165,051,904/20,023,103,162.19
  6. Step 6: Final answer
    x = 16,385,757,602.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.