Finding the Fourth Proportional to 7,789,136,334.53, 11,683,794,256.28 and 2,815,235,935.97
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Solution
The fourth proportional to 7,789,136,334.53, 11,683,794,256.28 and 2,815,235,935.97 is: 4,222,886,344.01
Step by Step Solution
- Step 1: Write the proportion equation
7,789,136,334.53 : 11,683,794,256.28 = 2,815,235,935.97 : x - Step 2: Convert to fraction form
7,789,136,334.53/11,683,794,256.28 = 2,815,235,935.97/x - Step 3: Cross multiply
7,789,136,334.53x = 11,683,794,256.28 × 2,815,235,935.97 - Step 4: Simplify right side
7,789,136,334.53x = 32,892,637,458,686,840,832 - Step 5: Solve for x
x = 32,892,637,458,686,840,832/7,789,136,334.53 - Step 6: Final answer
x = 4,222,886,344.01
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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.