Finding the Fourth Proportional to 132,311,232.72, 182,589,652.80 and 73,572,636.72
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Solution
The fourth proportional to 132,311,232.72, 182,589,652.80 and 73,572,636.72 is: 101,530,323.00
Step by Step Solution
- Step 1: Write the proportion equation
132,311,232.72 : 182,589,652.80 = 73,572,636.72 : x - Step 2: Convert to fraction form
132,311,232.72/182,589,652.80 = 73,572,636.72/x - Step 3: Cross multiply
132,311,232.72x = 182,589,652.80 × 73,572,636.72 - Step 4: Simplify right side
132,311,232.72x = 13,433,602,194,285,332 - Step 5: Solve for x
x = 13,433,602,194,285,332/132,311,232.72 - Step 6: Final answer
x = 101,530,323.00
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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.