Finding the Fourth Proportional to 75,080,101.68, 112,662,755.55 and 40,536,043.02
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Solution
The fourth proportional to 75,080,101.68, 112,662,755.55 and 40,536,043.02 is: 60,827,066.07
Step by Step Solution
- Step 1: Write the proportion equation
75,080,101.68 : 112,662,755.55 = 40,536,043.02 : x - Step 2: Convert to fraction form
75,080,101.68/112,662,755.55 = 40,536,043.02/x - Step 3: Cross multiply
75,080,101.68x = 112,662,755.55 × 40,536,043.02 - Step 4: Simplify right side
75,080,101.68x = 4,566,902,305,726,544 - Step 5: Solve for x
x = 4,566,902,305,726,544/75,080,101.68 - Step 6: Final answer
x = 60,827,066.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.