Finding the Fourth Proportional to 4,197,718,348.74, 5,792,853,520.35 and 2,292,505,906.50
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Solution
The fourth proportional to 4,197,718,348.74, 5,792,853,520.35 and 2,292,505,906.50 is: 3,163,659,351.96
Step by Step Solution
- Step 1: Write the proportion equation
4,197,718,348.74 : 5,792,853,520.35 = 2,292,505,906.50 : x - Step 2: Convert to fraction form
4,197,718,348.74/5,792,853,520.35 = 2,292,505,906.50/x - Step 3: Cross multiply
4,197,718,348.74x = 5,792,853,520.35 × 2,292,505,906.50 - Step 4: Simplify right side
4,197,718,348.74x = 13,280,150,910,891,694,080 - Step 5: Solve for x
x = 13,280,150,910,891,694,080/4,197,718,348.74 - Step 6: Final answer
x = 3,163,659,351.96
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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.