Finding the Third Proportional to 551,367,944 and 853,638,924
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Solution
The third proportional to 551,367,944 and 853,638,924 is: 1,321,620,925.73
Step by Step Solution
- Step 1: Write the proportion equation
551,367,944 : 853,638,924 = 853,638,924 : x - Step 2: Convert to fraction form
551,367,944/853,638,924 = 853,638,924/x - Step 3: Cross multiply
551,367,944x = 853,638,924 × 853,638,924 - Step 4: Simplify right side
551,367,944x = 728,699,412,567,877,760 - Step 5: Solve for x
x = 728,699,412,567,877,760/551,367,944 - Step 6: Final answer
x = 1,321,620,925.73
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.