Home / 1,933,308,021.80-2,899,962,032.70-1,198,643,983.40

Finding the Fourth Proportional to 1,933,308,021.80, 2,899,962,032.70 and 1,198,643,983.40

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Solution

The fourth proportional to 1,933,308,021.80, 2,899,962,032.70 and 1,198,643,983.40 is: 1,797,965,975.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,308,021.80 : 2,899,962,032.70 = 1,198,643,983.40 : x
  2. Step 2: Convert to fraction form
    1,933,308,021.80/2,899,962,032.70 = 1,198,643,983.40/x
  3. Step 3: Cross multiply
    1,933,308,021.80x = 2,899,962,032.70 × 1,198,643,983.40
  4. Step 4: Simplify right side
    1,933,308,021.80x = 3,476,022,042,584,289,280
  5. Step 5: Solve for x
    x = 3,476,022,042,584,289,280/1,933,308,021.80
  6. Step 6: Final answer
    x = 1,797,965,975.10

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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.