Home / 194,971,976.29-269,090,205.19-123,451,505.54

Finding the Fourth Proportional to 194,971,976.29, 269,090,205.19 and 123,451,505.54

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Solution

The fourth proportional to 194,971,976.29, 269,090,205.19 and 123,451,505.54 is: 170,381,362.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,971,976.29 : 269,090,205.19 = 123,451,505.54 : x
  2. Step 2: Convert to fraction form
    194,971,976.29/269,090,205.19 = 123,451,505.54/x
  3. Step 3: Cross multiply
    194,971,976.29x = 269,090,205.19 × 123,451,505.54
  4. Step 4: Simplify right side
    194,971,976.29x = 33,219,590,955,118,940
  5. Step 5: Solve for x
    x = 33,219,590,955,118,940/194,971,976.29
  6. Step 6: Final answer
    x = 170,381,362.43

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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.