Finding the Fourth Proportional to 132,785,999.68, 183,245,478.24 and 74,052,372.64
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Solution
The fourth proportional to 132,785,999.68, 183,245,478.24 and 74,052,372.64 is: 102,192,719.65
Step by Step Solution
- Step 1: Write the proportion equation
132,785,999.68 : 183,245,478.24 = 74,052,372.64 : x - Step 2: Convert to fraction form
132,785,999.68/183,245,478.24 = 74,052,372.64/x - Step 3: Cross multiply
132,785,999.68x = 183,245,478.24 × 74,052,372.64 - Step 4: Simplify right side
132,785,999.68x = 13,569,762,439,223,492 - Step 5: Solve for x
x = 13,569,762,439,223,492/132,785,999.68 - Step 6: Final answer
x = 102,192,719.65
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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.