Finding the Third Proportional to 132,168,430 and 286,299,164
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Solution
The third proportional to 132,168,430 and 286,299,164 is: 620,172,391.45
Step by Step Solution
- Step 1: Write the proportion equation
132,168,430 : 286,299,164 = 286,299,164 : x - Step 2: Convert to fraction form
132,168,430/286,299,164 = 286,299,164/x - Step 3: Cross multiply
132,168,430x = 286,299,164 × 286,299,164 - Step 4: Simplify right side
132,168,430x = 81,967,211,307,098,896 - Step 5: Solve for x
x = 81,967,211,307,098,896/132,168,430 - Step 6: Final answer
x = 620,172,391.45
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.