Finding the Third Proportional to 119,683,720 and 253,779,204
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Solution
The third proportional to 119,683,720 and 253,779,204 is: 538,117,334.45
Step by Step Solution
- Step 1: Write the proportion equation
119,683,720 : 253,779,204 = 253,779,204 : x - Step 2: Convert to fraction form
119,683,720/253,779,204 = 253,779,204/x - Step 3: Cross multiply
119,683,720x = 253,779,204 × 253,779,204 - Step 4: Simplify right side
119,683,720x = 64,403,884,382,873,616 - Step 5: Solve for x
x = 64,403,884,382,873,616/119,683,720 - Step 6: Final answer
x = 538,117,334.45
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.