Home / 2,255,420,134,171.80-3,112,480,120,921.80-1,227,759,524,621.40

Finding the Fourth Proportional to 2,255,420,134,171.80, 3,112,480,120,921.80 and 1,227,759,524,621.40

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Solution

The fourth proportional to 2,255,420,134,171.80, 3,112,480,120,921.80 and 1,227,759,524,621.40 is: 1,694,308,326,754.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,420,134,171.80 : 3,112,480,120,921.80 = 1,227,759,524,621.40 : x
  2. Step 2: Convert to fraction form
    2,255,420,134,171.80/3,112,480,120,921.80 = 1,227,759,524,621.40/x
  3. Step 3: Cross multiply
    2,255,420,134,171.80x = 3,112,480,120,921.80 × 1,227,759,524,621.40
  4. Step 4: Simplify right side
    2,255,420,134,171.80x = 3,821,377,113,656,506,286,342,144
  5. Step 5: Solve for x
    x = 3,821,377,113,656,506,286,342,144/2,255,420,134,171.80
  6. Step 6: Final answer
    x = 1,694,308,326,754.27

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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.