Finding the Fourth Proportional to 107,992,750.58, 149,049,395.42 and 60,964,158.68
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Solution
The fourth proportional to 107,992,750.58, 149,049,395.42 and 60,964,158.68 is: 84,141,490.46
Step by Step Solution
- Step 1: Write the proportion equation
107,992,750.58 : 149,049,395.42 = 60,964,158.68 : x - Step 2: Convert to fraction form
107,992,750.58/149,049,395.42 = 60,964,158.68/x - Step 3: Cross multiply
107,992,750.58x = 149,049,395.42 × 60,964,158.68 - Step 4: Simplify right side
107,992,750.58x = 9,086,670,992,492,876 - Step 5: Solve for x
x = 9,086,670,992,492,876/107,992,750.58 - Step 6: Final answer
x = 84,141,490.46
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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.