Home / 886,365,920.82-1,329,575,967.22-304,091,998.68

Finding the Fourth Proportional to 886,365,920.82, 1,329,575,967.22 and 304,091,998.68

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Solution

The fourth proportional to 886,365,920.82, 1,329,575,967.22 and 304,091,998.68 is: 456,147,290.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,365,920.82 : 1,329,575,967.22 = 304,091,998.68 : x
  2. Step 2: Convert to fraction form
    886,365,920.82/1,329,575,967.22 = 304,091,998.68/x
  3. Step 3: Cross multiply
    886,365,920.82x = 1,329,575,967.22 × 304,091,998.68
  4. Step 4: Simplify right side
    886,365,920.82x = 404,313,413,268,824,000
  5. Step 5: Solve for x
    x = 404,313,413,268,824,000/886,365,920.82
  6. Step 6: Final answer
    x = 456,147,290.61

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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.