Home / 259,465,552,242.32-389,056,447,869.24-206,025,967,456.40

Finding the Fourth Proportional to 259,465,552,242.32, 389,056,447,869.24 and 206,025,967,456.40

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Solution

The fourth proportional to 259,465,552,242.32, 389,056,447,869.24 and 206,025,967,456.40 is: 308,926,292,429.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,465,552,242.32 : 389,056,447,869.24 = 206,025,967,456.40 : x
  2. Step 2: Convert to fraction form
    259,465,552,242.32/389,056,447,869.24 = 206,025,967,456.40/x
  3. Step 3: Cross multiply
    259,465,552,242.32x = 389,056,447,869.24 × 206,025,967,456.40
  4. Step 4: Simplify right side
    259,465,552,242.32x = 80,155,731,067,410,613,010,432
  5. Step 5: Solve for x
    x = 80,155,731,067,410,613,010,432/259,465,552,242.32
  6. Step 6: Final answer
    x = 308,926,292,429.57

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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.