Home / 12,629,722,340,422-18,911,956,609,788-8,716,599,054,202.40

Finding the Fourth Proportional to 12,629,722,340,422, 18,911,956,609,788 and 8,716,599,054,202.40

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Solution

The fourth proportional to 12,629,722,340,422, 18,911,956,609,788 and 8,716,599,054,202.40 is: 13,052,380,618,882.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,629,722,340,422 : 18,911,956,609,788 = 8,716,599,054,202.40 : x
  2. Step 2: Convert to fraction form
    12,629,722,340,422/18,911,956,609,788 = 8,716,599,054,202.40/x
  3. Step 3: Cross multiply
    12,629,722,340,422x = 18,911,956,609,788 × 8,716,599,054,202.40
  4. Step 4: Simplify right side
    12,629,722,340,422x = 164,847,943,097,994,917,363,843,072
  5. Step 5: Solve for x
    x = 164,847,943,097,994,917,363,843,072/12,629,722,340,422
  6. Step 6: Final answer
    x = 13,052,380,618,882.78

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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.