Home / 1,993,728,590.80-2,990,592,886.20-1,133,765,198.80

Finding the Fourth Proportional to 1,993,728,590.80, 2,990,592,886.20 and 1,133,765,198.80

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Solution

The fourth proportional to 1,993,728,590.80, 2,990,592,886.20 and 1,133,765,198.80 is: 1,700,647,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,728,590.80 : 2,990,592,886.20 = 1,133,765,198.80 : x
  2. Step 2: Convert to fraction form
    1,993,728,590.80/2,990,592,886.20 = 1,133,765,198.80/x
  3. Step 3: Cross multiply
    1,993,728,590.80x = 2,990,592,886.20 × 1,133,765,198.80
  4. Step 4: Simplify right side
    1,993,728,590.80x = 3,390,630,138,152,408,576
  5. Step 5: Solve for x
    x = 3,390,630,138,152,408,576/1,993,728,590.80
  6. Step 6: Final answer
    x = 1,700,647,798.20

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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.