Home / 744,492,076.40-1,116,738,114.60-199,233,610.40

Finding the Fourth Proportional to 744,492,076.40, 1,116,738,114.60 and 199,233,610.40

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Solution

The fourth proportional to 744,492,076.40, 1,116,738,114.60 and 199,233,610.40 is: 298,850,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,492,076.40 : 1,116,738,114.60 = 199,233,610.40 : x
  2. Step 2: Convert to fraction form
    744,492,076.40/1,116,738,114.60 = 199,233,610.40/x
  3. Step 3: Cross multiply
    744,492,076.40x = 1,116,738,114.60 × 199,233,610.40
  4. Step 4: Simplify right side
    744,492,076.40x = 222,491,766,443,046,944
  5. Step 5: Solve for x
    x = 222,491,766,443,046,944/744,492,076.40
  6. Step 6: Final answer
    x = 298,850,415.60

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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.