Finding the Fourth Proportional to 14,107,040,759.05, 19,467,719,425.15 and 7,763,408,591.99
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Solution
The fourth proportional to 14,107,040,759.05, 19,467,719,425.15 and 7,763,408,591.99 is: 10,713,505,605.67
Step by Step Solution
- Step 1: Write the proportion equation
14,107,040,759.05 : 19,467,719,425.15 = 7,763,408,591.99 : x - Step 2: Convert to fraction form
14,107,040,759.05/19,467,719,425.15 = 7,763,408,591.99/x - Step 3: Cross multiply
14,107,040,759.05x = 19,467,719,425.15 × 7,763,408,591.99 - Step 4: Simplify right side
14,107,040,759.05x = 151,135,860,251,539,505,152 - Step 5: Solve for x
x = 151,135,860,251,539,505,152/14,107,040,759.05 - Step 6: Final answer
x = 10,713,505,605.67
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.