Finding the Fourth Proportional to 132,864,652.38, 183,358,535.73 and 74,132,446.62
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Solution
The fourth proportional to 132,864,652.38, 183,358,535.73 and 74,132,446.62 is: 102,305,742.11
Step by Step Solution
- Step 1: Write the proportion equation
132,864,652.38 : 183,358,535.73 = 74,132,446.62 : x - Step 2: Convert to fraction form
132,864,652.38/183,358,535.73 = 74,132,446.62/x - Step 3: Cross multiply
132,864,652.38x = 183,358,535.73 × 74,132,446.62 - Step 4: Simplify right side
132,864,652.38x = 13,592,816,862,325,588 - Step 5: Solve for x
x = 13,592,816,862,325,588/132,864,652.38 - Step 6: Final answer
x = 102,305,742.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.