Finding the Fourth Proportional to 1,797,661,805.63, 2,696,492,708.44 and 505,197,293.63
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Solution
The fourth proportional to 1,797,661,805.63, 2,696,492,708.44 and 505,197,293.63 is: 757,795,940.44
Step by Step Solution
- Step 1: Write the proportion equation
1,797,661,805.63 : 2,696,492,708.44 = 505,197,293.63 : x - Step 2: Convert to fraction form
1,797,661,805.63/2,696,492,708.44 = 505,197,293.63/x - Step 3: Cross multiply
1,797,661,805.63x = 2,696,492,708.44 × 505,197,293.63 - Step 4: Simplify right side
1,797,661,805.63x = 1,362,260,818,582,221,824 - Step 5: Solve for x
x = 1,362,260,818,582,221,824/1,797,661,805.63 - Step 6: Final answer
x = 757,795,940.44
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.