Finding the Third Proportional to 202,163,985 and 288,897,013.13
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Solution
The third proportional to 202,163,985 and 288,897,013.13 is: 412,840,517.53
Step by Step Solution
- Step 1: Write the proportion equation
202,163,985 : 288,897,013.13 = 288,897,013.13 : x - Step 2: Convert to fraction form
202,163,985/288,897,013.13 = 288,897,013.13/x - Step 3: Cross multiply
202,163,985x = 288,897,013.13 × 288,897,013.13 - Step 4: Simplify right side
202,163,985x = 83,461,484,192,546,416 - Step 5: Solve for x
x = 83,461,484,192,546,416/202,163,985 - Step 6: Final answer
x = 412,840,517.53
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.