Finding the Fourth Proportional to 107,008,232.58, 147,674,995.92 and 102,104,942.10
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Solution
The fourth proportional to 107,008,232.58, 147,674,995.92 and 102,104,942.10 is: 140,908,288.50
Step by Step Solution
- Step 1: Write the proportion equation
107,008,232.58 : 147,674,995.92 = 102,104,942.10 : x - Step 2: Convert to fraction form
107,008,232.58/147,674,995.92 = 102,104,942.10/x - Step 3: Cross multiply
107,008,232.58x = 147,674,995.92 × 102,104,942.10 - Step 4: Simplify right side
107,008,232.58x = 15,078,346,908,029,334 - Step 5: Solve for x
x = 15,078,346,908,029,334/107,008,232.58 - Step 6: Final answer
x = 140,908,288.50
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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.