Finding the Third Proportional to 202,214,779 and 435,577,905
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Solution
The third proportional to 202,214,779 and 435,577,905 is: 938,250,469.44
Step by Step Solution
- Step 1: Write the proportion equation
202,214,779 : 435,577,905 = 435,577,905 : x - Step 2: Convert to fraction form
202,214,779/435,577,905 = 435,577,905/x - Step 3: Cross multiply
202,214,779x = 435,577,905 × 435,577,905 - Step 4: Simplify right side
202,214,779x = 189,728,111,324,189,024 - Step 5: Solve for x
x = 189,728,111,324,189,024/202,214,779 - Step 6: Final answer
x = 938,250,469.44
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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.