Finding the Third Proportional to 211,682,214 and 455,795,424
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Solution
The third proportional to 211,682,214 and 455,795,424 is: 981,421,464.82
Step by Step Solution
- Step 1: Write the proportion equation
211,682,214 : 455,795,424 = 455,795,424 : x - Step 2: Convert to fraction form
211,682,214/455,795,424 = 455,795,424/x - Step 3: Cross multiply
211,682,214x = 455,795,424 × 455,795,424 - Step 4: Simplify right side
211,682,214x = 207,749,468,539,339,776 - Step 5: Solve for x
x = 207,749,468,539,339,776/211,682,214 - Step 6: Final answer
x = 981,421,464.82
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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.