Finding the Fourth Proportional to 121,396,174.05, 167,526,601.71 and 65,641,461.26
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Solution
The fourth proportional to 121,396,174.05, 167,526,601.71 and 65,641,461.26 is: 90,585,152.47
Step by Step Solution
- Step 1: Write the proportion equation
121,396,174.05 : 167,526,601.71 = 65,641,461.26 : x - Step 2: Convert to fraction form
121,396,174.05/167,526,601.71 = 65,641,461.26/x - Step 3: Cross multiply
121,396,174.05x = 167,526,601.71 × 65,641,461.26 - Step 4: Simplify right side
121,396,174.05x = 10,996,690,935,328,782 - Step 5: Solve for x
x = 10,996,690,935,328,782/121,396,174.05 - Step 6: Final answer
x = 90,585,152.47
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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.