Finding the Third Proportional to 189,163,503 and 415,593,477
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Solution
The third proportional to 189,163,503 and 415,593,477 is: 913,061,639.19
Step by Step Solution
- Step 1: Write the proportion equation
189,163,503 : 415,593,477 = 415,593,477 : x - Step 2: Convert to fraction form
189,163,503/415,593,477 = 415,593,477/x - Step 3: Cross multiply
189,163,503x = 415,593,477 × 415,593,477 - Step 4: Simplify right side
189,163,503x = 172,717,938,124,949,536 - Step 5: Solve for x
x = 172,717,938,124,949,536/189,163,503 - Step 6: Final answer
x = 913,061,639.19
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.