Home / 380,105,992.68-524,546,270.01-206,265,736.68

Finding the Fourth Proportional to 380,105,992.68, 524,546,270.01 and 206,265,736.68

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Solution

The fourth proportional to 380,105,992.68, 524,546,270.01 and 206,265,736.68 is: 284,646,716.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,105,992.68 : 524,546,270.01 = 206,265,736.68 : x
  2. Step 2: Convert to fraction form
    380,105,992.68/524,546,270.01 = 206,265,736.68/x
  3. Step 3: Cross multiply
    380,105,992.68x = 524,546,270.01 × 206,265,736.68
  4. Step 4: Simplify right side
    380,105,992.68x = 108,195,922,806,358,848
  5. Step 5: Solve for x
    x = 108,195,922,806,358,848/380,105,992.68
  6. Step 6: Final answer
    x = 284,646,716.68

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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.