Home / 7,307,993,971.32-10,085,039,144.25-3,966,492,942.60

Finding the Fourth Proportional to 7,307,993,971.32, 10,085,039,144.25 and 3,966,492,942.60

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Solution

The fourth proportional to 7,307,993,971.32, 10,085,039,144.25 and 3,966,492,942.60 is: 5,473,764,311.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307,993,971.32 : 10,085,039,144.25 = 3,966,492,942.60 : x
  2. Step 2: Convert to fraction form
    7,307,993,971.32/10,085,039,144.25 = 3,966,492,942.60/x
  3. Step 3: Cross multiply
    7,307,993,971.32x = 10,085,039,144.25 × 3,966,492,942.60
  4. Step 4: Simplify right side
    7,307,993,971.32x = 40,002,236,591,512,231,936
  5. Step 5: Solve for x
    x = 40,002,236,591,512,231,936/7,307,993,971.32
  6. Step 6: Final answer
    x = 5,473,764,311.86

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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.