Home / 548,963,906.46-757,583,353.97-298,078,871.76

Finding the Fourth Proportional to 548,963,906.46, 757,583,353.97 and 298,078,871.76

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Solution

The fourth proportional to 548,963,906.46, 757,583,353.97 and 298,078,871.76 is: 411,355,990.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,963,906.46 : 757,583,353.97 = 298,078,871.76 : x
  2. Step 2: Convert to fraction form
    548,963,906.46/757,583,353.97 = 298,078,871.76/x
  3. Step 3: Cross multiply
    548,963,906.46x = 757,583,353.97 × 298,078,871.76
  4. Step 4: Simplify right side
    548,963,906.46x = 225,819,591,414,043,936
  5. Step 5: Solve for x
    x = 225,819,591,414,043,936/548,963,906.46
  6. Step 6: Final answer
    x = 411,355,990.36

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Why These Related Problems?

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