Home / 197,864,468.31-296,494,040.80-105,761,314.34

Finding the Fourth Proportional to 197,864,468.31, 296,494,040.80 and 105,761,314.34

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Solution

The fourth proportional to 197,864,468.31, 296,494,040.80 and 105,761,314.34 is: 158,480,194.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,864,468.31 : 296,494,040.80 = 105,761,314.34 : x
  2. Step 2: Convert to fraction form
    197,864,468.31/296,494,040.80 = 105,761,314.34/x
  3. Step 3: Cross multiply
    197,864,468.31x = 296,494,040.80 × 105,761,314.34
  4. Step 4: Simplify right side
    197,864,468.31x = 31,357,599,448,448,928
  5. Step 5: Solve for x
    x = 31,357,599,448,448,928/197,864,468.31
  6. Step 6: Final answer
    x = 158,480,194.63

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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.