Finding the Fourth Proportional to 167,257,821.44, 250,520,949.12 and 118,588,148.48
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Solution
The fourth proportional to 167,257,821.44, 250,520,949.12 and 118,588,148.48 is: 177,622,877.40
Step by Step Solution
- Step 1: Write the proportion equation
167,257,821.44 : 250,520,949.12 = 118,588,148.48 : x - Step 2: Convert to fraction form
167,257,821.44/250,520,949.12 = 118,588,148.48/x - Step 3: Cross multiply
167,257,821.44x = 250,520,949.12 × 118,588,148.48 - Step 4: Simplify right side
167,257,821.44x = 29,708,815,511,593,088 - Step 5: Solve for x
x = 29,708,815,511,593,088/167,257,821.44 - Step 6: Final answer
x = 177,622,877.40
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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.