Home / 1,933,308,030.80-2,899,962,046.20-1,198,643,992.40

Finding the Fourth Proportional to 1,933,308,030.80, 2,899,962,046.20 and 1,198,643,992.40

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Solution

The fourth proportional to 1,933,308,030.80, 2,899,962,046.20 and 1,198,643,992.40 is: 1,797,965,988.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,308,030.80 : 2,899,962,046.20 = 1,198,643,992.40 : x
  2. Step 2: Convert to fraction form
    1,933,308,030.80/2,899,962,046.20 = 1,198,643,992.40/x
  3. Step 3: Cross multiply
    1,933,308,030.80x = 2,899,962,046.20 × 1,198,643,992.40
  4. Step 4: Simplify right side
    1,933,308,030.80x = 3,476,022,084,865,641,472
  5. Step 5: Solve for x
    x = 3,476,022,084,865,641,472/1,933,308,030.80
  6. Step 6: Final answer
    x = 1,797,965,988.60

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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.