Home / 16,929,814,515.13-25,377,947,671.28-7,949,928,902.03

Finding the Fourth Proportional to 16,929,814,515.13, 25,377,947,671.28 and 7,949,928,902.03

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Solution

The fourth proportional to 16,929,814,515.13, 25,377,947,671.28 and 7,949,928,902.03 is: 11,917,016,544.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,929,814,515.13 : 25,377,947,671.28 = 7,949,928,902.03 : x
  2. Step 2: Convert to fraction form
    16,929,814,515.13/25,377,947,671.28 = 7,949,928,902.03/x
  3. Step 3: Cross multiply
    16,929,814,515.13x = 25,377,947,671.28 × 7,949,928,902.03
  4. Step 4: Simplify right side
    16,929,814,515.13x = 201,752,879,665,947,181,056
  5. Step 5: Solve for x
    x = 201,752,879,665,947,181,056/16,929,814,515.13
  6. Step 6: Final answer
    x = 11,917,016,544.14

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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.