Finding the Fourth Proportional to 5,035,626,982.47, 6,949,186,840.19 and 2,746,809,070.90
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Solution
The fourth proportional to 5,035,626,982.47, 6,949,186,840.19 and 2,746,809,070.90 is: 3,790,608,302.49
Step by Step Solution
- Step 1: Write the proportion equation
5,035,626,982.47 : 6,949,186,840.19 = 2,746,809,070.90 : x - Step 2: Convert to fraction form
5,035,626,982.47/6,949,186,840.19 = 2,746,809,070.90/x - Step 3: Cross multiply
5,035,626,982.47x = 6,949,186,840.19 × 2,746,809,070.90 - Step 4: Simplify right side
5,035,626,982.47x = 19,088,089,448,012,800,000 - Step 5: Solve for x
x = 19,088,089,448,012,800,000/5,035,626,982.47 - Step 6: Final answer
x = 3,790,608,302.49
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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.