Finding the Third Proportional to 122,872,366 and 263,979,290
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Solution
The third proportional to 122,872,366 and 263,979,290 is: 567,133,748.76
Step by Step Solution
- Step 1: Write the proportion equation
122,872,366 : 263,979,290 = 263,979,290 : x - Step 2: Convert to fraction form
122,872,366/263,979,290 = 263,979,290/x - Step 3: Cross multiply
122,872,366x = 263,979,290 × 263,979,290 - Step 4: Simplify right side
122,872,366x = 69,685,065,548,904,096 - Step 5: Solve for x
x = 69,685,065,548,904,096/122,872,366 - Step 6: Final answer
x = 567,133,748.76
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.