Finding the Third Proportional to 251,541,402 and 399,987,243
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Solution
The third proportional to 251,541,402 and 399,987,243 is: 636,037,619.62
Step by Step Solution
- Step 1: Write the proportion equation
251,541,402 : 399,987,243 = 399,987,243 : x - Step 2: Convert to fraction form
251,541,402/399,987,243 = 399,987,243/x - Step 3: Cross multiply
251,541,402x = 399,987,243 × 399,987,243 - Step 4: Simplify right side
251,541,402x = 159,989,794,562,741,056 - Step 5: Solve for x
x = 159,989,794,562,741,056/251,541,402 - Step 6: Final answer
x = 636,037,619.62
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.