Finding the Fourth Proportional to 126,196,839.68, 174,151,754.96 and 68,250,087.68
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Solution
The fourth proportional to 126,196,839.68, 174,151,754.96 and 68,250,087.68 is: 94,185,183.84
Step by Step Solution
- Step 1: Write the proportion equation
126,196,839.68 : 174,151,754.96 = 68,250,087.68 : x - Step 2: Convert to fraction form
126,196,839.68/174,151,754.96 = 68,250,087.68/x - Step 3: Cross multiply
126,196,839.68x = 174,151,754.96 × 68,250,087.68 - Step 4: Simplify right side
126,196,839.68x = 11,885,872,545,645,876 - Step 5: Solve for x
x = 11,885,872,545,645,876/126,196,839.68 - Step 6: Final answer
x = 94,185,183.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.