Home / 199,631,181.20-299,446,771.80-170,405,862.80

Finding the Fourth Proportional to 199,631,181.20, 299,446,771.80 and 170,405,862.80

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Solution

The fourth proportional to 199,631,181.20, 299,446,771.80 and 170,405,862.80 is: 255,608,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,631,181.20 : 299,446,771.80 = 170,405,862.80 : x
  2. Step 2: Convert to fraction form
    199,631,181.20/299,446,771.80 = 170,405,862.80/x
  3. Step 3: Cross multiply
    199,631,181.20x = 299,446,771.80 × 170,405,862.80
  4. Step 4: Simplify right side
    199,631,181.20x = 51,027,485,511,253,712
  5. Step 5: Solve for x
    x = 51,027,485,511,253,712/199,631,181.20
  6. Step 6: Final answer
    x = 255,608,794.20

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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.