Home / 16,929,814,512.71-25,377,947,667.67-7,949,928,899.62

Finding the Fourth Proportional to 16,929,814,512.71, 25,377,947,667.67 and 7,949,928,899.62

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Solution

The fourth proportional to 16,929,814,512.71, 25,377,947,667.67 and 7,949,928,899.62 is: 11,917,016,540.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,929,814,512.71 : 25,377,947,667.67 = 7,949,928,899.62 : x
  2. Step 2: Convert to fraction form
    16,929,814,512.71/25,377,947,667.67 = 7,949,928,899.62/x
  3. Step 3: Cross multiply
    16,929,814,512.71x = 25,377,947,667.67 × 7,949,928,899.62
  4. Step 4: Simplify right side
    16,929,814,512.71x = 201,752,879,576,126,783,488
  5. Step 5: Solve for x
    x = 201,752,879,576,126,783,488/16,929,814,512.71
  6. Step 6: Final answer
    x = 11,917,016,540.53

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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.