Home / 228,906,844.20-343,360,266.30-219,978,635.40

Finding the Fourth Proportional to 228,906,844.20, 343,360,266.30 and 219,978,635.40

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Solution

The fourth proportional to 228,906,844.20, 343,360,266.30 and 219,978,635.40 is: 329,967,953.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,906,844.20 : 343,360,266.30 = 219,978,635.40 : x
  2. Step 2: Convert to fraction form
    228,906,844.20/343,360,266.30 = 219,978,635.40/x
  3. Step 3: Cross multiply
    228,906,844.20x = 343,360,266.30 × 219,978,635.40
  4. Step 4: Simplify right side
    228,906,844.20x = 75,531,922,831,254,608
  5. Step 5: Solve for x
    x = 75,531,922,831,254,608/228,906,844.20
  6. Step 6: Final answer
    x = 329,967,953.10

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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.