Home / 7,188,352,170.68-10,783,070,401.79-2,145,810,504.08

Finding the Fourth Proportional to 7,188,352,170.68, 10,783,070,401.79 and 2,145,810,504.08

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Solution

The fourth proportional to 7,188,352,170.68, 10,783,070,401.79 and 2,145,810,504.08 is: 3,218,877,593.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188,352,170.68 : 10,783,070,401.79 = 2,145,810,504.08 : x
  2. Step 2: Convert to fraction form
    7,188,352,170.68/10,783,070,401.79 = 2,145,810,504.08/x
  3. Step 3: Cross multiply
    7,188,352,170.68x = 10,783,070,401.79 × 2,145,810,504.08
  4. Step 4: Simplify right side
    7,188,352,170.68x = 23,138,425,734,345,502,720
  5. Step 5: Solve for x
    x = 23,138,425,734,345,502,720/7,188,352,170.68
  6. Step 6: Final answer
    x = 3,218,877,593.22

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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.