Finding the Fourth Proportional to 5,188,953,469.88, 7,795,847,294.62 and 3,327,246,668.84
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Solution
The fourth proportional to 5,188,953,469.88, 7,795,847,294.62 and 3,327,246,668.84 is: 4,998,832,055.90
Step by Step Solution
- Step 1: Write the proportion equation
5,188,953,469.88 : 7,795,847,294.62 = 3,327,246,668.84 : x - Step 2: Convert to fraction form
5,188,953,469.88/7,795,847,294.62 = 3,327,246,668.84/x - Step 3: Cross multiply
5,188,953,469.88x = 7,795,847,294.62 × 3,327,246,668.84 - Step 4: Simplify right side
5,188,953,469.88x = 25,938,706,941,809,721,344 - Step 5: Solve for x
x = 25,938,706,941,809,721,344/5,188,953,469.88 - Step 6: Final answer
x = 4,998,832,055.90
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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.