Finding the Third Proportional to 86,201,780 and 129,176,257
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Solution
The third proportional to 86,201,780 and 129,176,257 is: 193,574,951.38
Step by Step Solution
- Step 1: Write the proportion equation
86,201,780 : 129,176,257 = 129,176,257 : x - Step 2: Convert to fraction form
86,201,780/129,176,257 = 129,176,257/x - Step 3: Cross multiply
86,201,780x = 129,176,257 × 129,176,257 - Step 4: Simplify right side
86,201,780x = 16,686,505,372,530,048 - Step 5: Solve for x
x = 16,686,505,372,530,048/86,201,780 - Step 6: Final answer
x = 193,574,951.38
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.