Home / 20,257,947,203-27,956,131,283.72-11,225,856,179.11

Finding the Fourth Proportional to 20,257,947,203, 27,956,131,283.72 and 11,225,856,179.11

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Solution

The fourth proportional to 20,257,947,203, 27,956,131,283.72 and 11,225,856,179.11 is: 15,491,772,486.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,257,947,203 : 27,956,131,283.72 = 11,225,856,179.11 : x
  2. Step 2: Convert to fraction form
    20,257,947,203/27,956,131,283.72 = 11,225,856,179.11/x
  3. Step 3: Cross multiply
    20,257,947,203x = 27,956,131,283.72 × 11,225,856,179.11
  4. Step 4: Simplify right side
    20,257,947,203x = 313,831,509,115,358,543,872
  5. Step 5: Solve for x
    x = 313,831,509,115,358,543,872/20,257,947,203
  6. Step 6: Final answer
    x = 15,491,772,486.65

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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.