Home / 366,497,548,179.84-505,758,691,317.78-212,179,734,725.74

Finding the Fourth Proportional to 366,497,548,179.84, 505,758,691,317.78 and 212,179,734,725.74

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Solution

The fourth proportional to 366,497,548,179.84, 505,758,691,317.78 and 212,179,734,725.74 is: 292,803,445,731.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,497,548,179.84 : 505,758,691,317.78 = 212,179,734,725.74 : x
  2. Step 2: Convert to fraction form
    366,497,548,179.84/505,758,691,317.78 = 212,179,734,725.74/x
  3. Step 3: Cross multiply
    366,497,548,179.84x = 505,758,691,317.78 × 212,179,734,725.74
  4. Step 4: Simplify right side
    366,497,548,179.84x = 107,311,744,959,043,979,968,512
  5. Step 5: Solve for x
    x = 107,311,744,959,043,979,968,512/366,497,548,179.84
  6. Step 6: Final answer
    x = 292,803,445,731.06

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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.