Home / 5,200,891,969,505.10-7,177,235,621,981.50-2,857,243,174,145.20

Finding the Fourth Proportional to 5,200,891,969,505.10, 7,177,235,621,981.50 and 2,857,243,174,145.20

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Solution

The fourth proportional to 5,200,891,969,505.10, 7,177,235,621,981.50 and 2,857,243,174,145.20 is: 3,942,998,164,618.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,891,969,505.10 : 7,177,235,621,981.50 = 2,857,243,174,145.20 : x
  2. Step 2: Convert to fraction form
    5,200,891,969,505.10/7,177,235,621,981.50 = 2,857,243,174,145.20/x
  3. Step 3: Cross multiply
    5,200,891,969,505.10x = 7,177,235,621,981.50 × 2,857,243,174,145.20
  4. Step 4: Simplify right side
    5,200,891,969,505.10x = 20,507,107,490,138,423,212,113,920
  5. Step 5: Solve for x
    x = 20,507,107,490,138,423,212,113,920/5,200,891,969,505.10
  6. Step 6: Final answer
    x = 3,942,998,164,618.64

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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.