Home / 1,990,371,204,002.20-2,985,556,806,003.20-1,934,582,653,586.20

Finding the Fourth Proportional to 1,990,371,204,002.20, 2,985,556,806,003.20 and 1,934,582,653,586.20

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Solution

The fourth proportional to 1,990,371,204,002.20, 2,985,556,806,003.20 and 1,934,582,653,586.20 is: 2,901,873,980,379.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,371,204,002.20 : 2,985,556,806,003.20 = 1,934,582,653,586.20 : x
  2. Step 2: Convert to fraction form
    1,990,371,204,002.20/2,985,556,806,003.20 = 1,934,582,653,586.20/x
  3. Step 3: Cross multiply
    1,990,371,204,002.20x = 2,985,556,806,003.20 × 1,934,582,653,586.20
  4. Step 4: Simplify right side
    1,990,371,204,002.20x = 5,775,806,408,190,010,484,326,400
  5. Step 5: Solve for x
    x = 5,775,806,408,190,010,484,326,400/1,990,371,204,002.20
  6. Step 6: Final answer
    x = 2,901,873,980,379.20

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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.