Finding the Fourth Proportional to 121,344,455.80, 182,016,683.70 and 44,651,614.60
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Solution
The fourth proportional to 121,344,455.80, 182,016,683.70 and 44,651,614.60 is: 66,977,421.90
Step by Step Solution
- Step 1: Write the proportion equation
121,344,455.80 : 182,016,683.70 = 44,651,614.60 : x - Step 2: Convert to fraction form
121,344,455.80/182,016,683.70 = 44,651,614.60/x - Step 3: Cross multiply
121,344,455.80x = 182,016,683.70 × 44,651,614.60 - Step 4: Simplify right side
121,344,455.80x = 8,127,338,811,342,502 - Step 5: Solve for x
x = 8,127,338,811,342,502/121,344,455.80 - Step 6: Final answer
x = 66,977,421.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.