Finding the Fourth Proportional to 628,458,273.27, 867,377,952.99 and 364,305,502.35
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Solution
The fourth proportional to 628,458,273.27, 867,377,952.99 and 364,305,502.35 is: 502,802,770.42
Step by Step Solution
- Step 1: Write the proportion equation
628,458,273.27 : 867,377,952.99 = 364,305,502.35 : x - Step 2: Convert to fraction form
628,458,273.27/867,377,952.99 = 364,305,502.35/x - Step 3: Cross multiply
628,458,273.27x = 867,377,952.99 × 364,305,502.35 - Step 4: Simplify right side
628,458,273.27x = 315,990,560,891,954,560 - Step 5: Solve for x
x = 315,990,560,891,954,560/628,458,273.27 - Step 6: Final answer
x = 502,802,770.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.