Finding the Fourth Proportional to 94,361,202.80, 141,541,804.20 and 64,128,114.80
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Solution
The fourth proportional to 94,361,202.80, 141,541,804.20 and 64,128,114.80 is: 96,192,172.20
Step by Step Solution
- Step 1: Write the proportion equation
94,361,202.80 : 141,541,804.20 = 64,128,114.80 : x - Step 2: Convert to fraction form
94,361,202.80/141,541,804.20 = 64,128,114.80/x - Step 3: Cross multiply
94,361,202.80x = 141,541,804.20 × 64,128,114.80 - Step 4: Simplify right side
94,361,202.80x = 9,076,809,068,736,720 - Step 5: Solve for x
x = 9,076,809,068,736,720/94,361,202.80 - Step 6: Final answer
x = 96,192,172.20
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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.