Home / 18,649,283,436.06-27,988,431,472.71-13,016,628,435.33

Finding the Fourth Proportional to 18,649,283,436.06, 27,988,431,472.71 and 13,016,628,435.33

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Solution

The fourth proportional to 18,649,283,436.06, 27,988,431,472.71 and 13,016,628,435.33 is: 19,535,067,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,649,283,436.06 : 27,988,431,472.71 = 13,016,628,435.33 : x
  2. Step 2: Convert to fraction form
    18,649,283,436.06/27,988,431,472.71 = 13,016,628,435.33/x
  3. Step 3: Cross multiply
    18,649,283,436.06x = 27,988,431,472.71 × 13,016,628,435.33
  4. Step 4: Simplify right side
    18,649,283,436.06x = 364,315,012,967,962,050,560
  5. Step 5: Solve for x
    x = 364,315,012,967,962,050,560/18,649,283,436.06
  6. Step 6: Final answer
    x = 19,535,067,618.93

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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.