Finding the Third Proportional to 31,630,430 and 69,060,844
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Solution
The third proportional to 31,630,430 and 69,060,844 is: 150,785,182.94
Step by Step Solution
- Step 1: Write the proportion equation
31,630,430 : 69,060,844 = 69,060,844 : x - Step 2: Convert to fraction form
31,630,430/69,060,844 = 69,060,844/x - Step 3: Cross multiply
31,630,430x = 69,060,844 × 69,060,844 - Step 4: Simplify right side
31,630,430x = 4,769,400,173,992,336 - Step 5: Solve for x
x = 4,769,400,173,992,336/31,630,430 - Step 6: Final answer
x = 150,785,182.94
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.