Home / 1,294,846,278.80-1,942,269,418.20-1,145,192,493.20

Finding the Fourth Proportional to 1,294,846,278.80, 1,942,269,418.20 and 1,145,192,493.20

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Solution

The fourth proportional to 1,294,846,278.80, 1,942,269,418.20 and 1,145,192,493.20 is: 1,717,788,739.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,846,278.80 : 1,942,269,418.20 = 1,145,192,493.20 : x
  2. Step 2: Convert to fraction form
    1,294,846,278.80/1,942,269,418.20 = 1,145,192,493.20/x
  3. Step 3: Cross multiply
    1,294,846,278.80x = 1,942,269,418.20 × 1,145,192,493.20
  4. Step 4: Simplify right side
    1,294,846,278.80x = 2,224,272,357,494,571,520
  5. Step 5: Solve for x
    x = 2,224,272,357,494,571,520/1,294,846,278.80
  6. Step 6: Final answer
    x = 1,717,788,739.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.