Home / 1,994,544,132.60-2,991,816,198.90-1,899,309,905.40

Finding the Fourth Proportional to 1,994,544,132.60, 2,991,816,198.90 and 1,899,309,905.40

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Solution

The fourth proportional to 1,994,544,132.60, 2,991,816,198.90 and 1,899,309,905.40 is: 2,848,964,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,544,132.60 : 2,991,816,198.90 = 1,899,309,905.40 : x
  2. Step 2: Convert to fraction form
    1,994,544,132.60/2,991,816,198.90 = 1,899,309,905.40/x
  3. Step 3: Cross multiply
    1,994,544,132.60x = 2,991,816,198.90 × 1,899,309,905.40
  4. Step 4: Simplify right side
    1,994,544,132.60x = 5,682,386,141,706,946,560
  5. Step 5: Solve for x
    x = 5,682,386,141,706,946,560/1,994,544,132.60
  6. Step 6: Final answer
    x = 2,848,964,858.10

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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.