Finding the Fourth Proportional to 112,067,402.37, 167,865,691.84 and 71,105,757.00
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Solution
The fourth proportional to 112,067,402.37, 167,865,691.84 and 71,105,757.00 is: 106,509,268.88
Step by Step Solution
- Step 1: Write the proportion equation
112,067,402.37 : 167,865,691.84 = 71,105,757.00 : x - Step 2: Convert to fraction form
112,067,402.37/167,865,691.84 = 71,105,757.00/x - Step 3: Cross multiply
112,067,402.37x = 167,865,691.84 × 71,105,757.00 - Step 4: Simplify right side
112,067,402.37x = 11,936,217,091,772,596 - Step 5: Solve for x
x = 11,936,217,091,772,596/112,067,402.37 - Step 6: Final answer
x = 106,509,268.88
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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.