Finding the Fourth Proportional to 17,481,489,901.51, 26,212,197,218.86 and 6,845,260,949.66
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Solution
The fourth proportional to 17,481,489,901.51, 26,212,197,218.86 and 6,845,260,949.66 is: 10,263,960,968.88
Step by Step Solution
- Step 1: Write the proportion equation
17,481,489,901.51 : 26,212,197,218.86 = 6,845,260,949.66 : x - Step 2: Convert to fraction form
17,481,489,901.51/26,212,197,218.86 = 6,845,260,949.66/x - Step 3: Cross multiply
17,481,489,901.51x = 26,212,197,218.86 × 6,845,260,949.66 - Step 4: Simplify right side
17,481,489,901.51x = 179,429,330,027,048,828,928 - Step 5: Solve for x
x = 179,429,330,027,048,828,928/17,481,489,901.51 - Step 6: Final answer
x = 10,263,960,968.88
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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.