Home / 16,929,814,521.57-25,377,947,680.98-7,949,928,908.46

Finding the Fourth Proportional to 16,929,814,521.57, 25,377,947,680.98 and 7,949,928,908.46

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Solution

The fourth proportional to 16,929,814,521.57, 25,377,947,680.98 and 7,949,928,908.46 is: 11,917,016,553.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,929,814,521.57 : 25,377,947,680.98 = 7,949,928,908.46 : x
  2. Step 2: Convert to fraction form
    16,929,814,521.57/25,377,947,680.98 = 7,949,928,908.46/x
  3. Step 3: Cross multiply
    16,929,814,521.57x = 25,377,947,680.98 × 7,949,928,908.46
  4. Step 4: Simplify right side
    16,929,814,521.57x = 201,752,879,906,338,799,616
  5. Step 5: Solve for x
    x = 201,752,879,906,338,799,616/16,929,814,521.57
  6. Step 6: Final answer
    x = 11,917,016,553.80

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1.5x scale

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.