Home / 5,200,891,969,498.80-7,177,235,621,972.40-2,857,243,174,138.80

Finding the Fourth Proportional to 5,200,891,969,498.80, 7,177,235,621,972.40 and 2,857,243,174,138.80

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Solution

The fourth proportional to 5,200,891,969,498.80, 7,177,235,621,972.40 and 2,857,243,174,138.80 is: 3,942,998,164,609.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,891,969,498.80 : 7,177,235,621,972.40 = 2,857,243,174,138.80 : x
  2. Step 2: Convert to fraction form
    5,200,891,969,498.80/7,177,235,621,972.40 = 2,857,243,174,138.80/x
  3. Step 3: Cross multiply
    5,200,891,969,498.80x = 7,177,235,621,972.40 × 2,857,243,174,138.80
  4. Step 4: Simplify right side
    5,200,891,969,498.80x = 20,507,107,490,066,482,509,905,920
  5. Step 5: Solve for x
    x = 20,507,107,490,066,482,509,905,920/5,200,891,969,498.80
  6. Step 6: Final answer
    x = 3,942,998,164,609.58

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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.