Finding the Fourth Proportional to 134,583,178.40, 201,874,767.60 and 73,361,175.20
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Solution
The fourth proportional to 134,583,178.40, 201,874,767.60 and 73,361,175.20 is: 110,041,762.80
Step by Step Solution
- Step 1: Write the proportion equation
134,583,178.40 : 201,874,767.60 = 73,361,175.20 : x - Step 2: Convert to fraction form
134,583,178.40/201,874,767.60 = 73,361,175.20/x - Step 3: Cross multiply
134,583,178.40x = 201,874,767.60 × 73,361,175.20 - Step 4: Simplify right side
134,583,178.40x = 14,809,770,194,362,884 - Step 5: Solve for x
x = 14,809,770,194,362,884/134,583,178.40 - Step 6: Final answer
x = 110,041,762.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.