Home / 1,328,604,018.80-1,992,906,028.20-984,230,250.80

Finding the Fourth Proportional to 1,328,604,018.80, 1,992,906,028.20 and 984,230,250.80

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Solution

The fourth proportional to 1,328,604,018.80, 1,992,906,028.20 and 984,230,250.80 is: 1,476,345,376.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,604,018.80 : 1,992,906,028.20 = 984,230,250.80 : x
  2. Step 2: Convert to fraction form
    1,328,604,018.80/1,992,906,028.20 = 984,230,250.80/x
  3. Step 3: Cross multiply
    1,328,604,018.80x = 1,992,906,028.20 × 984,230,250.80
  4. Step 4: Simplify right side
    1,328,604,018.80x = 1,961,478,399,956,117,760
  5. Step 5: Solve for x
    x = 1,961,478,399,956,117,760/1,328,604,018.80
  6. Step 6: Final answer
    x = 1,476,345,376.20

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Double scale
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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.