Finding the Fourth Proportional to 135,371,021.92, 202,725,370.34 and 122,269,869.52
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Solution
The fourth proportional to 135,371,021.92, 202,725,370.34 and 122,269,869.52 is: 183,105,691.52
Step by Step Solution
- Step 1: Write the proportion equation
135,371,021.92 : 202,725,370.34 = 122,269,869.52 : x - Step 2: Convert to fraction form
135,371,021.92/202,725,370.34 = 122,269,869.52/x - Step 3: Cross multiply
135,371,021.92x = 202,725,370.34 × 122,269,869.52 - Step 4: Simplify right side
135,371,021.92x = 24,787,204,579,865,476 - Step 5: Solve for x
x = 24,787,204,579,865,476/135,371,021.92 - Step 6: Final answer
x = 183,105,691.52
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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.