Finding the Fourth Proportional to 193,357,177.58, 266,839,350.39 and 108,599,232.92
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Solution
The fourth proportional to 193,357,177.58, 266,839,350.39 and 108,599,232.92 is: 149,870,561.45
Step by Step Solution
- Step 1: Write the proportion equation
193,357,177.58 : 266,839,350.39 = 108,599,232.92 : x - Step 2: Convert to fraction form
193,357,177.58/266,839,350.39 = 108,599,232.92/x - Step 3: Cross multiply
193,357,177.58x = 266,839,350.39 × 108,599,232.92 - Step 4: Simplify right side
193,357,177.58x = 28,978,548,765,225,100 - Step 5: Solve for x
x = 28,978,548,765,225,100/193,357,177.58 - Step 6: Final answer
x = 149,870,561.45
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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.