Home / 1,994,544,611.80-2,991,816,917.70-540,522,035.80

Finding the Fourth Proportional to 1,994,544,611.80, 2,991,816,917.70 and 540,522,035.80

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Solution

The fourth proportional to 1,994,544,611.80, 2,991,816,917.70 and 540,522,035.80 is: 810,783,053.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,544,611.80 : 2,991,816,917.70 = 540,522,035.80 : x
  2. Step 2: Convert to fraction form
    1,994,544,611.80/2,991,816,917.70 = 540,522,035.80/x
  3. Step 3: Cross multiply
    1,994,544,611.80x = 2,991,816,917.70 × 540,522,035.80
  4. Step 4: Simplify right side
    1,994,544,611.80x = 1,617,142,971,096,084,736
  5. Step 5: Solve for x
    x = 1,617,142,971,096,084,736/1,994,544,611.80
  6. Step 6: Final answer
    x = 810,783,053.70

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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.