Home / 126,858,440.70-190,268,998.65-35,991,215.10

Finding the Fourth Proportional to 126,858,440.70, 190,268,998.65 and 35,991,215.10

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Solution

The fourth proportional to 126,858,440.70, 190,268,998.65 and 35,991,215.10 is: 53,981,527.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,858,440.70 : 190,268,998.65 = 35,991,215.10 : x
  2. Step 2: Convert to fraction form
    126,858,440.70/190,268,998.65 = 35,991,215.10/x
  3. Step 3: Cross multiply
    126,858,440.70x = 190,268,998.65 × 35,991,215.10
  4. Step 4: Simplify right side
    126,858,440.70x = 6,848,012,457,273,760
  5. Step 5: Solve for x
    x = 6,848,012,457,273,760/126,858,440.70
  6. Step 6: Final answer
    x = 53,981,527.91

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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.