Home / 20,017,846,709.84-27,622,802,567.24-11,878,247,343.18

Finding the Fourth Proportional to 20,017,846,709.84, 27,622,802,567.24 and 11,878,247,343.18

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Solution

The fourth proportional to 20,017,846,709.84, 27,622,802,567.24 and 11,878,247,343.18 is: 16,390,897,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,017,846,709.84 : 27,622,802,567.24 = 11,878,247,343.18 : x
  2. Step 2: Convert to fraction form
    20,017,846,709.84/27,622,802,567.24 = 11,878,247,343.18/x
  3. Step 3: Cross multiply
    20,017,846,709.84x = 27,622,802,567.24 × 11,878,247,343.18
  4. Step 4: Simplify right side
    20,017,846,709.84x = 328,110,481,205,504,245,760
  5. Step 5: Solve for x
    x = 328,110,481,205,504,245,760/20,017,846,709.84
  6. Step 6: Final answer
    x = 16,390,897,880.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.