Finding the Fourth Proportional to 146,153,121.63, 201,691,303.47 and 80,076,126.03
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Solution
The fourth proportional to 146,153,121.63, 201,691,303.47 and 80,076,126.03 is: 110,505,051.52
Step by Step Solution
- Step 1: Write the proportion equation
146,153,121.63 : 201,691,303.47 = 80,076,126.03 : x - Step 2: Convert to fraction form
146,153,121.63/201,691,303.47 = 80,076,126.03/x - Step 3: Cross multiply
146,153,121.63x = 201,691,303.47 × 80,076,126.03 - Step 4: Simplify right side
146,153,121.63x = 16,150,658,235,818,696 - Step 5: Solve for x
x = 16,150,658,235,818,696/146,153,121.63 - Step 6: Final answer
x = 110,505,051.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.