Finding the Fourth Proportional to 121,137,080,516.93, 181,543,199,095.12 and 94,278,081,261.81
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Solution
The fourth proportional to 121,137,080,516.93, 181,543,199,095.12 and 94,278,081,261.81 is: 141,290,712,998.70
Step by Step Solution
- Step 1: Write the proportion equation
121,137,080,516.93 : 181,543,199,095.12 = 94,278,081,261.81 : x - Step 2: Convert to fraction form
121,137,080,516.93/181,543,199,095.12 = 94,278,081,261.81/x - Step 3: Cross multiply
121,137,080,516.93x = 181,543,199,095.12 × 94,278,081,261.81 - Step 4: Simplify right side
121,137,080,516.93x = 17,115,544,476,817,765,171,200 - Step 5: Solve for x
x = 17,115,544,476,817,765,171,200/121,137,080,516.93 - Step 6: Final answer
x = 141,290,712,998.70
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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.