Finding the Fourth Proportional to 4,743,397,283.76, 6,545,888,872.05 and 2,628,989,735.06
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Solution
The fourth proportional to 4,743,397,283.76, 6,545,888,872.05 and 2,628,989,735.06 is: 3,628,006,178.26
Step by Step Solution
- Step 1: Write the proportion equation
4,743,397,283.76 : 6,545,888,872.05 = 2,628,989,735.06 : x - Step 2: Convert to fraction form
4,743,397,283.76/6,545,888,872.05 = 2,628,989,735.06/x - Step 3: Cross multiply
4,743,397,283.76x = 6,545,888,872.05 × 2,628,989,735.06 - Step 4: Simplify right side
4,743,397,283.76x = 17,209,074,651,430,201,344 - Step 5: Solve for x
x = 17,209,074,651,430,201,344/4,743,397,283.76 - Step 6: Final answer
x = 3,628,006,178.26
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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.