Finding the Fourth Proportional to 4,743,397,286.25, 6,545,888,875.52 and 2,628,989,737.57
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Solution
The fourth proportional to 4,743,397,286.25, 6,545,888,875.52 and 2,628,989,737.57 is: 3,628,006,181.75
Step by Step Solution
- Step 1: Write the proportion equation
4,743,397,286.25 : 6,545,888,875.52 = 2,628,989,737.57 : x - Step 2: Convert to fraction form
4,743,397,286.25/6,545,888,875.52 = 2,628,989,737.57/x - Step 3: Cross multiply
4,743,397,286.25x = 6,545,888,875.52 × 2,628,989,737.57 - Step 4: Simplify right side
4,743,397,286.25x = 17,209,074,677,015,709,696 - Step 5: Solve for x
x = 17,209,074,677,015,709,696/4,743,397,286.25 - Step 6: Final answer
x = 3,628,006,181.75
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1.5x scale
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.