Finding the Fourth Proportional to 79,841,728.42, 119,711,101.17 and 31,324,485.58
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Solution
The fourth proportional to 79,841,728.42, 119,711,101.17 and 31,324,485.58 is: 46,966,526.61
Step by Step Solution
- Step 1: Write the proportion equation
79,841,728.42 : 119,711,101.17 = 31,324,485.58 : x - Step 2: Convert to fraction form
79,841,728.42/119,711,101.17 = 31,324,485.58/x - Step 3: Cross multiply
79,841,728.42x = 119,711,101.17 × 31,324,485.58 - Step 4: Simplify right side
79,841,728.42x = 3,749,888,662,365,586 - Step 5: Solve for x
x = 3,749,888,662,365,586/79,841,728.42 - Step 6: Final answer
x = 46,966,526.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.