Finding the Third Proportional to 122,663,914 and 263,307,974
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Solution
The third proportional to 122,663,914 and 263,307,974 is: 565,211,779.99
Step by Step Solution
- Step 1: Write the proportion equation
122,663,914 : 263,307,974 = 263,307,974 : x - Step 2: Convert to fraction form
122,663,914/263,307,974 = 263,307,974/x - Step 3: Cross multiply
122,663,914x = 263,307,974 × 263,307,974 - Step 4: Simplify right side
122,663,914x = 69,331,089,171,984,672 - Step 5: Solve for x
x = 69,331,089,171,984,672/122,663,914 - Step 6: Final answer
x = 565,211,779.99
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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.