Finding the Third Proportional to 55,343,148 and 121,111,732
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Solution
The third proportional to 55,343,148 and 121,111,732 is: 265,038,259.62
Step by Step Solution
- Step 1: Write the proportion equation
55,343,148 : 121,111,732 = 121,111,732 : x - Step 2: Convert to fraction form
55,343,148/121,111,732 = 121,111,732/x - Step 3: Cross multiply
55,343,148x = 121,111,732 × 121,111,732 - Step 4: Simplify right side
55,343,148x = 14,668,051,628,039,824 - Step 5: Solve for x
x = 14,668,051,628,039,824/55,343,148 - Step 6: Final answer
x = 265,038,259.62
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.