Finding the Third Proportional to 393,577,899 and 911,156,956
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Solution
The third proportional to 393,577,899 and 911,156,956 is: 2,109,384,191.99
Step by Step Solution
- Step 1: Write the proportion equation
393,577,899 : 911,156,956 = 911,156,956 : x - Step 2: Convert to fraction form
393,577,899/911,156,956 = 911,156,956/x - Step 3: Cross multiply
393,577,899x = 911,156,956 × 911,156,956 - Step 4: Simplify right side
393,577,899x = 830,206,998,467,185,920 - Step 5: Solve for x
x = 830,206,998,467,185,920/393,577,899 - Step 6: Final answer
x = 2,109,384,191.99
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Why These Related Problems?
These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.