Home / 11,968,489,552.42-17,957,268,515.68-7,185,732,362.44

Finding the Fourth Proportional to 11,968,489,552.42, 17,957,268,515.68 and 7,185,732,362.44

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Solution

The fourth proportional to 11,968,489,552.42, 17,957,268,515.68 and 7,185,732,362.44 is: 10,781,320,813.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968,489,552.42 : 17,957,268,515.68 = 7,185,732,362.44 : x
  2. Step 2: Convert to fraction form
    11,968,489,552.42/17,957,268,515.68 = 7,185,732,362.44/x
  3. Step 3: Cross multiply
    11,968,489,552.42x = 17,957,268,515.68 × 7,185,732,362.44
  4. Step 4: Simplify right side
    11,968,489,552.42x = 129,036,125,514,020,962,304
  5. Step 5: Solve for x
    x = 129,036,125,514,020,962,304/11,968,489,552.42
  6. Step 6: Final answer
    x = 10,781,320,813.20

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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.