Finding the Fourth Proportional to 394,625,526,580.20, 544,489,890,281.76 and 223,347,458,062.84
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Solution
The fourth proportional to 394,625,526,580.20, 544,489,890,281.76 and 223,347,458,062.84 is: 308,166,666,229.66
Step by Step Solution
- Step 1: Write the proportion equation
394,625,526,580.20 : 544,489,890,281.76 = 223,347,458,062.84 : x - Step 2: Convert to fraction form
394,625,526,580.20/544,489,890,281.76 = 223,347,458,062.84/x - Step 3: Cross multiply
394,625,526,580.20x = 544,489,890,281.76 × 223,347,458,062.84 - Step 4: Simplify right side
394,625,526,580.20x = 121,610,432,935,345,749,229,568 - Step 5: Solve for x
x = 121,610,432,935,345,749,229,568/394,625,526,580.20 - Step 6: Final answer
x = 308,166,666,229.66
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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.