Finding the Fourth Proportional to 3,670,272,028.70, 5,505,408,043.05 and 1,216,987,574.30
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Solution
The fourth proportional to 3,670,272,028.70, 5,505,408,043.05 and 1,216,987,574.30 is: 1,825,481,361.45
Step by Step Solution
- Step 1: Write the proportion equation
3,670,272,028.70 : 5,505,408,043.05 = 1,216,987,574.30 : x - Step 2: Convert to fraction form
3,670,272,028.70/5,505,408,043.05 = 1,216,987,574.30/x - Step 3: Cross multiply
3,670,272,028.70x = 5,505,408,043.05 × 1,216,987,574.30 - Step 4: Simplify right side
3,670,272,028.70x = 6,700,013,179,843,129,344 - Step 5: Solve for x
x = 6,700,013,179,843,129,344/3,670,272,028.70 - Step 6: Final answer
x = 1,825,481,361.45
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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.