Finding the Third Proportional to 396,540,924 and 858,960,120
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Solution
The third proportional to 396,540,924 and 858,960,120 is: 1,860,621,295.55
Step by Step Solution
- Step 1: Write the proportion equation
396,540,924 : 858,960,120 = 858,960,120 : x - Step 2: Convert to fraction form
396,540,924/858,960,120 = 858,960,120/x - Step 3: Cross multiply
396,540,924x = 858,960,120 × 858,960,120 - Step 4: Simplify right side
396,540,924x = 737,812,487,750,414,336 - Step 5: Solve for x
x = 737,812,487,750,414,336/396,540,924 - Step 6: Final answer
x = 1,860,621,295.55
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.