Finding the Fourth Proportional to 178,153,960.63, 267,165,394.12 and 61,539,639.79
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Solution
The fourth proportional to 178,153,960.63, 267,165,394.12 and 61,539,639.79 is: 92,286,817.88
Step by Step Solution
- Step 1: Write the proportion equation
178,153,960.63 : 267,165,394.12 = 61,539,639.79 : x - Step 2: Convert to fraction form
178,153,960.63/267,165,394.12 = 61,539,639.79/x - Step 3: Cross multiply
178,153,960.63x = 267,165,394.12 × 61,539,639.79 - Step 4: Simplify right side
178,153,960.63x = 16,441,262,118,498,184 - Step 5: Solve for x
x = 16,441,262,118,498,184/178,153,960.63 - Step 6: Final answer
x = 92,286,817.88
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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.