Finding the Fourth Proportional to 5,559,315,137.44, 8,338,965,662.40 and 1,418,758,757.44
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Solution
The fourth proportional to 5,559,315,137.44, 8,338,965,662.40 and 1,418,758,757.44 is: 2,128,136,338.57
Step by Step Solution
- Step 1: Write the proportion equation
5,559,315,137.44 : 8,338,965,662.40 = 1,418,758,757.44 : x - Step 2: Convert to fraction form
5,559,315,137.44/8,338,965,662.40 = 1,418,758,757.44/x - Step 3: Cross multiply
5,559,315,137.44x = 8,338,965,662.40 × 1,418,758,757.44 - Step 4: Simplify right side
5,559,315,137.44x = 11,830,980,561,521,451,008 - Step 5: Solve for x
x = 11,830,980,561,521,451,008/5,559,315,137.44 - Step 6: Final answer
x = 2,128,136,338.57
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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.