Finding the Fourth Proportional to 106,792,891.80, 160,189,337.70 and 106,792,891.80
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Solution
The fourth proportional to 106,792,891.80, 160,189,337.70 and 106,792,891.80 is: 160,189,337.70
Step by Step Solution
- Step 1: Write the proportion equation
106,792,891.80 : 160,189,337.70 = 106,792,891.80 : x - Step 2: Convert to fraction form
106,792,891.80/160,189,337.70 = 106,792,891.80/x - Step 3: Cross multiply
106,792,891.80x = 160,189,337.70 × 106,792,891.80 - Step 4: Simplify right side
106,792,891.80x = 17,107,082,608,509,760 - Step 5: Solve for x
x = 17,107,082,608,509,760/106,792,891.80 - Step 6: Final answer
x = 160,189,337.70
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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.