Finding the Fourth Proportional to 16,891,465,942.80, 25,329,546,163.80 and 6,407,197,894.80
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Solution
The fourth proportional to 16,891,465,942.80, 25,329,546,163.80 and 6,407,197,894.80 is: 9,607,894,033.98
Step by Step Solution
- Step 1: Write the proportion equation
16,891,465,942.80 : 25,329,546,163.80 = 6,407,197,894.80 : x - Step 2: Convert to fraction form
16,891,465,942.80/25,329,546,163.80 = 6,407,197,894.80/x - Step 3: Cross multiply
16,891,465,942.80x = 25,329,546,163.80 × 6,407,197,894.80 - Step 4: Simplify right side
16,891,465,942.80x = 162,291,414,856,938,782,720 - Step 5: Solve for x
x = 162,291,414,856,938,782,720/16,891,465,942.80 - Step 6: Final answer
x = 9,607,894,033.98
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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.