Finding the Fourth Proportional to 165,385,861.04, 248,085,636.92 and 48,801,216.75
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Solution
The fourth proportional to 165,385,861.04, 248,085,636.92 and 48,801,216.75 is: 73,203,845.02
Step by Step Solution
- Step 1: Write the proportion equation
165,385,861.04 : 248,085,636.92 = 48,801,216.75 : x - Step 2: Convert to fraction form
165,385,861.04/248,085,636.92 = 48,801,216.75/x - Step 3: Cross multiply
165,385,861.04x = 248,085,636.92 × 48,801,216.75 - Step 4: Simplify right side
165,385,861.04x = 12,106,880,939,894,722 - Step 5: Solve for x
x = 12,106,880,939,894,722/165,385,861.04 - Step 6: Final answer
x = 73,203,845.02
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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.