Finding the Fourth Proportional to 8,353,450,728,772.80, 12,530,173,143,998 and 2,233,996,887,757.70
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Solution
The fourth proportional to 8,353,450,728,772.80, 12,530,173,143,998 and 2,233,996,887,757.70 is: 3,350,994,542,930.52
Step by Step Solution
- Step 1: Write the proportion equation
8,353,450,728,772.80 : 12,530,173,143,998 = 2,233,996,887,757.70 : x - Step 2: Convert to fraction form
8,353,450,728,772.80/12,530,173,143,998 = 2,233,996,887,757.70/x - Step 3: Cross multiply
8,353,450,728,772.80x = 12,530,173,143,998 × 2,233,996,887,757.70 - Step 4: Simplify right side
8,353,450,728,772.80x = 27,992,367,806,756,651,228,200,960 - Step 5: Solve for x
x = 27,992,367,806,756,651,228,200,960/8,353,450,728,772.80 - Step 6: Final answer
x = 3,350,994,542,930.52
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1.5x scale
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.