Finding the Fourth Proportional to 125,691,839.68, 188,564,896.62 and 38,260,193.56
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Solution
The fourth proportional to 125,691,839.68, 188,564,896.62 and 38,260,193.56 is: 57,398,550.79
Step by Step Solution
- Step 1: Write the proportion equation
125,691,839.68 : 188,564,896.62 = 38,260,193.56 : x - Step 2: Convert to fraction form
125,691,839.68/188,564,896.62 = 38,260,193.56/x - Step 3: Cross multiply
125,691,839.68x = 188,564,896.62 × 38,260,193.56 - Step 4: Simplify right side
125,691,839.68x = 7,214,529,443,302,590 - Step 5: Solve for x
x = 7,214,529,443,302,590/125,691,839.68 - Step 6: Final answer
x = 57,398,550.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.