Finding the Fourth Proportional to 171,816,814.68, 237,107,242.86 and 94,554,478.68
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Solution
The fourth proportional to 171,816,814.68, 237,107,242.86 and 94,554,478.68 is: 130,485,201.82
Step by Step Solution
- Step 1: Write the proportion equation
171,816,814.68 : 237,107,242.86 = 94,554,478.68 : x - Step 2: Convert to fraction form
171,816,814.68/237,107,242.86 = 94,554,478.68/x - Step 3: Cross multiply
171,816,814.68x = 237,107,242.86 × 94,554,478.68 - Step 4: Simplify right side
171,816,814.68x = 22,419,551,739,879,456 - Step 5: Solve for x
x = 22,419,551,739,879,456/171,816,814.68 - Step 6: Final answer
x = 130,485,201.82
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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.