Finding the Fourth Proportional to 4,743,397,289.26, 6,545,888,879.66 and 2,628,989,740.58
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Solution
The fourth proportional to 4,743,397,289.26, 6,545,888,879.66 and 2,628,989,740.58 is: 3,628,006,185.90
Step by Step Solution
- Step 1: Write the proportion equation
4,743,397,289.26 : 6,545,888,879.66 = 2,628,989,740.58 : x - Step 2: Convert to fraction form
4,743,397,289.26/6,545,888,879.66 = 2,628,989,740.58/x - Step 3: Cross multiply
4,743,397,289.26x = 6,545,888,879.66 × 2,628,989,740.58 - Step 4: Simplify right side
4,743,397,289.26x = 17,209,074,707,602,849,792 - Step 5: Solve for x
x = 17,209,074,707,602,849,792/4,743,397,289.26 - Step 6: Final answer
x = 3,628,006,185.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.