Home / 190,285,928.41-262,601,799.39-106,655,604.72

Finding the Fourth Proportional to 190,285,928.41, 262,601,799.39 and 106,655,604.72

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Solution

The fourth proportional to 190,285,928.41, 262,601,799.39 and 106,655,604.72 is: 147,188,780.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,285,928.41 : 262,601,799.39 = 106,655,604.72 : x
  2. Step 2: Convert to fraction form
    190,285,928.41/262,601,799.39 = 106,655,604.72/x
  3. Step 3: Cross multiply
    190,285,928.41x = 262,601,799.39 × 106,655,604.72
  4. Step 4: Simplify right side
    190,285,928.41x = 28,007,953,714,916,584
  5. Step 5: Solve for x
    x = 28,007,953,714,916,584/190,285,928.41
  6. Step 6: Final answer
    x = 147,188,780.32

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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.