Home / 396,621,685.44-546,761,067.06-277,173,425.70

Finding the Fourth Proportional to 396,621,685.44, 546,761,067.06 and 277,173,425.70

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Solution

The fourth proportional to 396,621,685.44, 546,761,067.06 and 277,173,425.70 is: 382,096,197.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,621,685.44 : 546,761,067.06 = 277,173,425.70 : x
  2. Step 2: Convert to fraction form
    396,621,685.44/546,761,067.06 = 277,173,425.70/x
  3. Step 3: Cross multiply
    396,621,685.44x = 546,761,067.06 × 277,173,425.70
  4. Step 4: Simplify right side
    396,621,685.44x = 151,547,637,996,407,616
  5. Step 5: Solve for x
    x = 151,547,637,996,407,616/396,621,685.44
  6. Step 6: Final answer
    x = 382,096,197.86

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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.