Home / 934,618,293-1,401,629,290.38-321,054,568.20

Finding the Fourth Proportional to 934,618,293, 1,401,629,290.38 and 321,054,568.20

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Solution

The fourth proportional to 934,618,293, 1,401,629,290.38 and 321,054,568.20 is: 481,479,433.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,618,293 : 1,401,629,290.38 = 321,054,568.20 : x
  2. Step 2: Convert to fraction form
    934,618,293/1,401,629,290.38 = 321,054,568.20/x
  3. Step 3: Cross multiply
    934,618,293x = 1,401,629,290.38 × 321,054,568.20
  4. Step 4: Simplify right side
    934,618,293x = 449,999,486,599,423,360
  5. Step 5: Solve for x
    x = 449,999,486,599,423,360/934,618,293
  6. Step 6: Final answer
    x = 481,479,433.87

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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.