Home / 80,513,339,716.30-120,770,009,574.45-27,514,216,821.10

Finding the Fourth Proportional to 80,513,339,716.30, 120,770,009,574.45 and 27,514,216,821.10

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Solution

The fourth proportional to 80,513,339,716.30, 120,770,009,574.45 and 27,514,216,821.10 is: 41,271,325,231.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,513,339,716.30 : 120,770,009,574.45 = 27,514,216,821.10 : x
  2. Step 2: Convert to fraction form
    80,513,339,716.30/120,770,009,574.45 = 27,514,216,821.10/x
  3. Step 3: Cross multiply
    80,513,339,716.30x = 120,770,009,574.45 × 27,514,216,821.10
  4. Step 4: Simplify right side
    80,513,339,716.30x = 3,322,892,228,917,739,913,216
  5. Step 5: Solve for x
    x = 3,322,892,228,917,739,913,216/80,513,339,716.30
  6. Step 6: Final answer
    x = 41,271,325,231.65

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Double scale
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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.