Finding the Third Proportional to 135,259,398 and 295,421,796
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Solution
The third proportional to 135,259,398 and 295,421,796 is: 645,234,555.55
Step by Step Solution
- Step 1: Write the proportion equation
135,259,398 : 295,421,796 = 295,421,796 : x - Step 2: Convert to fraction form
135,259,398/295,421,796 = 295,421,796/x - Step 3: Cross multiply
135,259,398x = 295,421,796 × 295,421,796 - Step 4: Simplify right side
135,259,398x = 87,274,037,551,865,616 - Step 5: Solve for x
x = 87,274,037,551,865,616/135,259,398 - Step 6: Final answer
x = 645,234,555.55
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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.