Finding the Fourth Proportional to 167,267,511.71, 250,815,115.91 and 75,072,213.68
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Solution
The fourth proportional to 167,267,511.71, 250,815,115.91 and 75,072,213.68 is: 112,569,654.34
Step by Step Solution
- Step 1: Write the proportion equation
167,267,511.71 : 250,815,115.91 = 75,072,213.68 : x - Step 2: Convert to fraction form
167,267,511.71/250,815,115.91 = 75,072,213.68/x - Step 3: Cross multiply
167,267,511.71x = 250,815,115.91 × 75,072,213.68 - Step 4: Simplify right side
167,267,511.71x = 18,829,245,974,140,052 - Step 5: Solve for x
x = 18,829,245,974,140,052/167,267,511.71 - Step 6: Final answer
x = 112,569,654.34
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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.