Home / 994,085,594.82-1,491,343,636.80-380,669,842.44

Finding the Fourth Proportional to 994,085,594.82, 1,491,343,636.80 and 380,669,842.44

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Solution

The fourth proportional to 994,085,594.82, 1,491,343,636.80 and 380,669,842.44 is: 571,087,188.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,085,594.82 : 1,491,343,636.80 = 380,669,842.44 : x
  2. Step 2: Convert to fraction form
    994,085,594.82/1,491,343,636.80 = 380,669,842.44/x
  3. Step 3: Cross multiply
    994,085,594.82x = 1,491,343,636.80 × 380,669,842.44
  4. Step 4: Simplify right side
    994,085,594.82x = 567,709,547,244,552,576
  5. Step 5: Solve for x
    x = 567,709,547,244,552,576/994,085,594.82
  6. Step 6: Final answer
    x = 571,087,188.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.