Home / 276,769,321.00-381,949,634.39-153,017,969.74

Finding the Fourth Proportional to 276,769,321.00, 381,949,634.39 and 153,017,969.74

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Solution

The fourth proportional to 276,769,321.00, 381,949,634.39 and 153,017,969.74 is: 211,169,205.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,769,321.00 : 381,949,634.39 = 153,017,969.74 : x
  2. Step 2: Convert to fraction form
    276,769,321.00/381,949,634.39 = 153,017,969.74/x
  3. Step 3: Cross multiply
    276,769,321.00x = 381,949,634.39 × 153,017,969.74
  4. Step 4: Simplify right side
    276,769,321.00x = 58,445,157,595,573,120
  5. Step 5: Solve for x
    x = 58,445,157,595,573,120/276,769,321.00
  6. Step 6: Final answer
    x = 211,169,205.41

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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.