Home / 11,968,489,551.92-17,957,268,514.92-7,185,732,361.93

Finding the Fourth Proportional to 11,968,489,551.92, 17,957,268,514.92 and 7,185,732,361.93

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Solution

The fourth proportional to 11,968,489,551.92, 17,957,268,514.92 and 7,185,732,361.93 is: 10,781,320,812.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968,489,551.92 : 17,957,268,514.92 = 7,185,732,361.93 : x
  2. Step 2: Convert to fraction form
    11,968,489,551.92/17,957,268,514.92 = 7,185,732,361.93/x
  3. Step 3: Cross multiply
    11,968,489,551.92x = 17,957,268,514.92 × 7,185,732,361.93
  4. Step 4: Simplify right side
    11,968,489,551.92x = 129,036,125,499,627,880,448
  5. Step 5: Solve for x
    x = 129,036,125,499,627,880,448/11,968,489,551.92
  6. Step 6: Final answer
    x = 10,781,320,812.44

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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.