Home / 1,213,976,251.14-1,820,969,100.63-293,851,113.54

Finding the Fourth Proportional to 1,213,976,251.14, 1,820,969,100.63 and 293,851,113.54

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Solution

The fourth proportional to 1,213,976,251.14, 1,820,969,100.63 and 293,851,113.54 is: 440,777,813.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,976,251.14 : 1,820,969,100.63 = 293,851,113.54 : x
  2. Step 2: Convert to fraction form
    1,213,976,251.14/1,820,969,100.63 = 293,851,113.54/x
  3. Step 3: Cross multiply
    1,213,976,251.14x = 1,820,969,100.63 × 293,851,113.54
  4. Step 4: Simplify right side
    1,213,976,251.14x = 535,093,797,942,057,920
  5. Step 5: Solve for x
    x = 535,093,797,942,057,920/1,213,976,251.14
  6. Step 6: Final answer
    x = 440,777,813.77

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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.