Finding the Fourth Proportional to 84,371,174.14, 126,350,381.27 and 76,192,299.58
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Solution
The fourth proportional to 84,371,174.14, 126,350,381.27 and 76,192,299.58 is: 114,102,075.74
Step by Step Solution
- Step 1: Write the proportion equation
84,371,174.14 : 126,350,381.27 = 76,192,299.58 : x - Step 2: Convert to fraction form
84,371,174.14/126,350,381.27 = 76,192,299.58/x - Step 3: Cross multiply
84,371,174.14x = 126,350,381.27 × 76,192,299.58 - Step 4: Simplify right side
84,371,174.14x = 9,626,926,101,771,060 - Step 5: Solve for x
x = 9,626,926,101,771,060/84,371,174.14 - Step 6: Final answer
x = 114,102,075.74
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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.