Finding the Fourth Proportional to 189,588,371,799.11, 261,651,453,380.80 and 115,350,588,743.48
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Solution
The fourth proportional to 189,588,371,799.11, 261,651,453,380.80 and 115,350,588,743.48 is: 159,195,676,964.00
Step by Step Solution
- Step 1: Write the proportion equation
189,588,371,799.11 : 261,651,453,380.80 = 115,350,588,743.48 : x - Step 2: Convert to fraction form
189,588,371,799.11/261,651,453,380.80 = 115,350,588,743.48/x - Step 3: Cross multiply
189,588,371,799.11x = 261,651,453,380.80 × 115,350,588,743.48 - Step 4: Simplify right side
189,588,371,799.11x = 30,181,649,193,062,488,866,816 - Step 5: Solve for x
x = 30,181,649,193,062,488,866,816/189,588,371,799.11 - Step 6: Final answer
x = 159,195,676,964.00
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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.