Finding the Fourth Proportional to 86,531,505,092.31, 119,414,178,163.70 and 47,951,069,410.02
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Solution
The fourth proportional to 86,531,505,092.31, 119,414,178,163.70 and 47,951,069,410.02 is: 66,172,864,317.56
Step by Step Solution
- Step 1: Write the proportion equation
86,531,505,092.31 : 119,414,178,163.70 = 47,951,069,410.02 : x - Step 2: Convert to fraction form
86,531,505,092.31/119,414,178,163.70 = 47,951,069,410.02/x - Step 3: Cross multiply
86,531,505,092.31x = 119,414,178,163.70 × 47,951,069,410.02 - Step 4: Simplify right side
86,531,505,092.31x = 5,726,037,545,668,072,964,096 - Step 5: Solve for x
x = 5,726,037,545,668,072,964,096/86,531,505,092.31 - Step 6: Final answer
x = 66,172,864,317.56
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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.