Home / 190,541,640.21-262,951,996.55-106,915,957.76

Finding the Fourth Proportional to 190,541,640.21, 262,951,996.55 and 106,915,957.76

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Solution

The fourth proportional to 190,541,640.21, 262,951,996.55 and 106,915,957.76 is: 147,546,565.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,541,640.21 : 262,951,996.55 = 106,915,957.76 : x
  2. Step 2: Convert to fraction form
    190,541,640.21/262,951,996.55 = 106,915,957.76/x
  3. Step 3: Cross multiply
    190,541,640.21x = 262,951,996.55 × 106,915,957.76
  4. Step 4: Simplify right side
    190,541,640.21x = 28,113,764,554,198,124
  5. Step 5: Solve for x
    x = 28,113,764,554,198,124/190,541,640.21
  6. Step 6: Final answer
    x = 147,546,565.27

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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.