Home / 396,175,296.52-546,738,984.50-219,963,300.52

Finding the Fourth Proportional to 396,175,296.52, 546,738,984.50 and 219,963,300.52

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Solution

The fourth proportional to 396,175,296.52, 546,738,984.50 and 219,963,300.52 is: 303,558,835.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,175,296.52 : 546,738,984.50 = 219,963,300.52 : x
  2. Step 2: Convert to fraction form
    396,175,296.52/546,738,984.50 = 219,963,300.52/x
  3. Step 3: Cross multiply
    396,175,296.52x = 546,738,984.50 × 219,963,300.52
  4. Step 4: Simplify right side
    396,175,296.52x = 120,262,511,553,573,120
  5. Step 5: Solve for x
    x = 120,262,511,553,573,120/396,175,296.52
  6. Step 6: Final answer
    x = 303,558,835.22

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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.