Finding the Fourth Proportional to 80,202,569.70, 110,676,682.49 and 45,394,512.81
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Solution
The fourth proportional to 80,202,569.70, 110,676,682.49 and 45,394,512.81 is: 62,642,806.83
Step by Step Solution
- Step 1: Write the proportion equation
80,202,569.70 : 110,676,682.49 = 45,394,512.81 : x - Step 2: Convert to fraction form
80,202,569.70/110,676,682.49 = 45,394,512.81/x - Step 3: Cross multiply
80,202,569.70x = 110,676,682.49 × 45,394,512.81 - Step 4: Simplify right side
80,202,569.70x = 5,024,114,081,060,608 - Step 5: Solve for x
x = 5,024,114,081,060,608/80,202,569.70 - Step 6: Final answer
x = 62,642,806.83
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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.