Finding the Fourth Proportional to 80,202,570.21, 110,676,683.18 and 45,394,513.31
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Solution
The fourth proportional to 80,202,570.21, 110,676,683.18 and 45,394,513.31 is: 62,642,807.50
Step by Step Solution
- Step 1: Write the proportion equation
80,202,570.21 : 110,676,683.18 = 45,394,513.31 : x - Step 2: Convert to fraction form
80,202,570.21/110,676,683.18 = 45,394,513.31/x - Step 3: Cross multiply
80,202,570.21x = 110,676,683.18 × 45,394,513.31 - Step 4: Simplify right side
80,202,570.21x = 5,024,114,166,940,807 - Step 5: Solve for x
x = 5,024,114,166,940,807/80,202,570.21 - Step 6: Final answer
x = 62,642,807.50
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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.