Home / 198,734,367.45-298,133,906.64-58,688,990.17

Finding the Fourth Proportional to 198,734,367.45, 298,133,906.64 and 58,688,990.17

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Solution

The fourth proportional to 198,734,367.45, 298,133,906.64 and 58,688,990.17 is: 88,043,040.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,734,367.45 : 298,133,906.64 = 58,688,990.17 : x
  2. Step 2: Convert to fraction form
    198,734,367.45/298,133,906.64 = 58,688,990.17/x
  3. Step 3: Cross multiply
    198,734,367.45x = 298,133,906.64 × 58,688,990.17
  4. Step 4: Simplify right side
    198,734,367.45x = 17,497,177,916,138,658
  5. Step 5: Solve for x
    x = 17,497,177,916,138,658/198,734,367.45
  6. Step 6: Final answer
    x = 88,043,040.27

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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.