Finding the Third Proportional to 201,391,639 and 433,771,701
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Solution
The third proportional to 201,391,639 and 433,771,701 is: 934,288,481.50
Step by Step Solution
- Step 1: Write the proportion equation
201,391,639 : 433,771,701 = 433,771,701 : x - Step 2: Convert to fraction form
201,391,639/433,771,701 = 433,771,701/x - Step 3: Cross multiply
201,391,639x = 433,771,701 × 433,771,701 - Step 4: Simplify right side
201,391,639x = 188,157,888,588,433,408 - Step 5: Solve for x
x = 188,157,888,588,433,408/201,391,639 - Step 6: Final answer
x = 934,288,481.50
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.