Finding the Fourth Proportional to 505,002,321.42, 757,546,437.23 and 177,449,548.02
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Solution
The fourth proportional to 505,002,321.42, 757,546,437.23 and 177,449,548.02 is: 266,189,415.75
Step by Step Solution
- Step 1: Write the proportion equation
505,002,321.42 : 757,546,437.23 = 177,449,548.02 : x - Step 2: Convert to fraction form
505,002,321.42/757,546,437.23 = 177,449,548.02/x - Step 3: Cross multiply
505,002,321.42x = 757,546,437.23 × 177,449,548.02 - Step 4: Simplify right side
505,002,321.42x = 134,426,272,890,624,816 - Step 5: Solve for x
x = 134,426,272,890,624,816/505,002,321.42 - Step 6: Final answer
x = 266,189,415.75
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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.