Finding the Third Proportional to 32,128,569 and 70,634,427
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Solution
The third proportional to 32,128,569 and 70,634,427 is: 155,289,277.83
Step by Step Solution
- Step 1: Write the proportion equation
32,128,569 : 70,634,427 = 70,634,427 : x - Step 2: Convert to fraction form
32,128,569/70,634,427 = 70,634,427/x - Step 3: Cross multiply
32,128,569x = 70,634,427 × 70,634,427 - Step 4: Simplify right side
32,128,569x = 4,989,222,277,618,329 - Step 5: Solve for x
x = 4,989,222,277,618,329/32,128,569 - Step 6: Final answer
x = 155,289,277.83
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.