Finding the Fourth Proportional to 135,491,147.94, 203,236,878.69 and 37,123,691.61
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Solution
The fourth proportional to 135,491,147.94, 203,236,878.69 and 37,123,691.61 is: 55,685,580.37
Step by Step Solution
- Step 1: Write the proportion equation
135,491,147.94 : 203,236,878.69 = 37,123,691.61 : x - Step 2: Convert to fraction form
135,491,147.94/203,236,878.69 = 37,123,691.61/x - Step 3: Cross multiply
135,491,147.94x = 203,236,878.69 × 37,123,691.61 - Step 4: Simplify right side
135,491,147.94x = 7,544,903,208,266,541 - Step 5: Solve for x
x = 7,544,903,208,266,541/135,491,147.94 - Step 6: Final answer
x = 55,685,580.37
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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.