Home / 198,009,126.94-273,230,432.67-109,906,838.50

Finding the Fourth Proportional to 198,009,126.94, 273,230,432.67 and 109,906,838.50

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Solution

The fourth proportional to 198,009,126.94, 273,230,432.67 and 109,906,838.50 is: 151,659,135.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,009,126.94 : 273,230,432.67 = 109,906,838.50 : x
  2. Step 2: Convert to fraction form
    198,009,126.94/273,230,432.67 = 109,906,838.50/x
  3. Step 3: Cross multiply
    198,009,126.94x = 273,230,432.67 × 109,906,838.50
  4. Step 4: Simplify right side
    198,009,126.94x = 30,029,893,036,746,816
  5. Step 5: Solve for x
    x = 30,029,893,036,746,816/198,009,126.94
  6. Step 6: Final answer
    x = 151,659,135.62

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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.