Finding the Fourth Proportional to 13,942,102,163.73, 20,911,110,207.77 and 6,857,683,431.18
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Solution
The fourth proportional to 13,942,102,163.73, 20,911,110,207.77 and 6,857,683,431.18 is: 10,285,520,240.45
Step by Step Solution
- Step 1: Write the proportion equation
13,942,102,163.73 : 20,911,110,207.77 = 6,857,683,431.18 : x - Step 2: Convert to fraction form
13,942,102,163.73/20,911,110,207.77 = 6,857,683,431.18/x - Step 3: Cross multiply
13,942,102,163.73x = 20,911,110,207.77 × 6,857,683,431.18 - Step 4: Simplify right side
13,942,102,163.73x = 143,401,773,999,403,302,912 - Step 5: Solve for x
x = 143,401,773,999,403,302,912/13,942,102,163.73 - Step 6: Final answer
x = 10,285,520,240.45
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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.