Home / 3,540,407,709.69-4,885,634,556.29-1,954,465,614.21

Finding the Fourth Proportional to 3,540,407,709.69, 4,885,634,556.29 and 1,954,465,614.21

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Solution

The fourth proportional to 3,540,407,709.69, 4,885,634,556.29 and 1,954,465,614.21 is: 2,697,091,839.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,407,709.69 : 4,885,634,556.29 = 1,954,465,614.21 : x
  2. Step 2: Convert to fraction form
    3,540,407,709.69/4,885,634,556.29 = 1,954,465,614.21/x
  3. Step 3: Cross multiply
    3,540,407,709.69x = 4,885,634,556.29 × 1,954,465,614.21
  4. Step 4: Simplify right side
    3,540,407,709.69x = 9,548,804,743,855,163,392
  5. Step 5: Solve for x
    x = 9,548,804,743,855,163,392/3,540,407,709.69
  6. Step 6: Final answer
    x = 2,697,091,839.94

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1.5x scale

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.