Home / 12,629,722,340,486-18,911,956,609,884-8,716,599,054,268.80

Finding the Fourth Proportional to 12,629,722,340,486, 18,911,956,609,884 and 8,716,599,054,268.80

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Solution

The fourth proportional to 12,629,722,340,486, 18,911,956,609,884 and 8,716,599,054,268.80 is: 13,052,380,618,982.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,629,722,340,486 : 18,911,956,609,884 = 8,716,599,054,268.80 : x
  2. Step 2: Convert to fraction form
    12,629,722,340,486/18,911,956,609,884 = 8,716,599,054,268.80/x
  3. Step 3: Cross multiply
    12,629,722,340,486x = 18,911,956,609,884 × 8,716,599,054,268.80
  4. Step 4: Simplify right side
    12,629,722,340,486x = 164,847,943,100,087,459,790,192,640
  5. Step 5: Solve for x
    x = 164,847,943,100,087,459,790,192,640/12,629,722,340,486
  6. Step 6: Final answer
    x = 13,052,380,618,982.32

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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.