Finding the Fourth Proportional to 146,153,117.13, 201,691,297.26 and 80,076,121.53
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Solution
The fourth proportional to 146,153,117.13, 201,691,297.26 and 80,076,121.53 is: 110,505,045.31
Step by Step Solution
- Step 1: Write the proportion equation
146,153,117.13 : 201,691,297.26 = 80,076,121.53 : x - Step 2: Convert to fraction form
146,153,117.13/201,691,297.26 = 80,076,121.53/x - Step 3: Cross multiply
146,153,117.13x = 201,691,297.26 × 80,076,121.53 - Step 4: Simplify right side
146,153,117.13x = 16,150,656,830,935,116 - Step 5: Solve for x
x = 16,150,656,830,935,116/146,153,117.13 - Step 6: Final answer
x = 110,505,045.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.