Finding the Third Proportional to 81,625,497.19 and 177,599,643.19
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Solution
The third proportional to 81,625,497.19 and 177,599,643.19 is: 386,418,880.71
Step by Step Solution
- Step 1: Write the proportion equation
81,625,497.19 : 177,599,643.19 = 177,599,643.19 : x - Step 2: Convert to fraction form
81,625,497.19/177,599,643.19 = 177,599,643.19/x - Step 3: Cross multiply
81,625,497.19x = 177,599,643.19 × 177,599,643.19 - Step 4: Simplify right side
81,625,497.19x = 31,541,633,260,327,316 - Step 5: Solve for x
x = 31,541,633,260,327,316/81,625,497.19 - Step 6: Final answer
x = 386,418,880.71
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.