Home / 296,997,745.03-409,932,229.46-202,949,959.86

Finding the Fourth Proportional to 296,997,745.03, 409,932,229.46 and 202,949,959.86

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Solution

The fourth proportional to 296,997,745.03, 409,932,229.46 and 202,949,959.86 is: 280,122,428.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,997,745.03 : 409,932,229.46 = 202,949,959.86 : x
  2. Step 2: Convert to fraction form
    296,997,745.03/409,932,229.46 = 202,949,959.86/x
  3. Step 3: Cross multiply
    296,997,745.03x = 409,932,229.46 × 202,949,959.86
  4. Step 4: Simplify right side
    296,997,745.03x = 83,195,729,513,212,560
  5. Step 5: Solve for x
    x = 83,195,729,513,212,560/296,997,745.03
  6. Step 6: Final answer
    x = 280,122,428.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.