Finding the Third Proportional to 212,715,840 and 462,701,439
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Solution
The third proportional to 212,715,840 and 462,701,439 is: 1,006,472,398.35
Step by Step Solution
- Step 1: Write the proportion equation
212,715,840 : 462,701,439 = 462,701,439 : x - Step 2: Convert to fraction form
212,715,840/462,701,439 = 462,701,439/x - Step 3: Cross multiply
212,715,840x = 462,701,439 × 462,701,439 - Step 4: Simplify right side
212,715,840x = 214,092,621,652,670,720 - Step 5: Solve for x
x = 214,092,621,652,670,720/212,715,840 - Step 6: Final answer
x = 1,006,472,398.35
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.