Finding the Fourth Proportional to 201,279,565,427.70, 301,917,358,497.30 and 92,215,352,568.54
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Solution
The fourth proportional to 201,279,565,427.70, 301,917,358,497.30 and 92,215,352,568.54 is: 138,322,117,305.99
Step by Step Solution
- Step 1: Write the proportion equation
201,279,565,427.70 : 301,917,358,497.30 = 92,215,352,568.54 : x - Step 2: Convert to fraction form
201,279,565,427.70/301,917,358,497.30 = 92,215,352,568.54/x - Step 3: Cross multiply
201,279,565,427.70x = 301,917,358,497.30 × 92,215,352,568.54 - Step 4: Simplify right side
201,279,565,427.70x = 27,841,415,660,389,294,669,824 - Step 5: Solve for x
x = 27,841,415,660,389,294,669,824/201,279,565,427.70 - Step 6: Final answer
x = 138,322,117,305.99
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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.