Finding the Fourth Proportional to 18,313,202,277.20, 27,469,803,415.80 and 4,526,914,149.20
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Solution
The fourth proportional to 18,313,202,277.20, 27,469,803,415.80 and 4,526,914,149.20 is: 6,790,371,223.80
Step by Step Solution
- Step 1: Write the proportion equation
18,313,202,277.20 : 27,469,803,415.80 = 4,526,914,149.20 : x - Step 2: Convert to fraction form
18,313,202,277.20/27,469,803,415.80 = 4,526,914,149.20/x - Step 3: Cross multiply
18,313,202,277.20x = 27,469,803,415.80 × 4,526,914,149.20 - Step 4: Simplify right side
18,313,202,277.20x = 124,353,441,758,727,503,872 - Step 5: Solve for x
x = 124,353,441,758,727,503,872/18,313,202,277.20 - Step 6: Final answer
x = 6,790,371,223.80
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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.