Finding the Fourth Proportional to 132,537,527.12, 182,900,043.64 and 72,997,680.08
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Solution
The fourth proportional to 132,537,527.12, 182,900,043.64 and 72,997,680.08 is: 100,735,838.09
Step by Step Solution
- Step 1: Write the proportion equation
132,537,527.12 : 182,900,043.64 = 72,997,680.08 : x - Step 2: Convert to fraction form
132,537,527.12/182,900,043.64 = 72,997,680.08/x - Step 3: Cross multiply
132,537,527.12x = 182,900,043.64 × 72,997,680.08 - Step 4: Simplify right side
132,537,527.12x = 13,351,278,872,250,758 - Step 5: Solve for x
x = 13,351,278,872,250,758/132,537,527.12 - Step 6: Final answer
x = 100,735,838.09
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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.