Finding the Fourth Proportional to 5,389,123,768.44, 8,083,971,136.09 and 1,660,975,804.87
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Solution
The fourth proportional to 5,389,123,768.44, 8,083,971,136.09 and 1,660,975,804.87 is: 2,491,551,695.83
Step by Step Solution
- Step 1: Write the proportion equation
5,389,123,768.44 : 8,083,971,136.09 = 1,660,975,804.87 : x - Step 2: Convert to fraction form
5,389,123,768.44/8,083,971,136.09 = 1,660,975,804.87/x - Step 3: Cross multiply
5,389,123,768.44x = 8,083,971,136.09 × 1,660,975,804.87 - Step 4: Simplify right side
5,389,123,768.44x = 13,427,280,464,294,719,488 - Step 5: Solve for x
x = 13,427,280,464,294,719,488/5,389,123,768.44 - Step 6: Final answer
x = 2,491,551,695.83
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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.