Finding the Fourth Proportional to 103,322,141.44, 154,983,405.12 and 97,008,621.28
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Solution
The fourth proportional to 103,322,141.44, 154,983,405.12 and 97,008,621.28 is: 145,513,113.09
Step by Step Solution
- Step 1: Write the proportion equation
103,322,141.44 : 154,983,405.12 = 97,008,621.28 : x - Step 2: Convert to fraction form
103,322,141.44/154,983,405.12 = 97,008,621.28/x - Step 3: Cross multiply
103,322,141.44x = 154,983,405.12 × 97,008,621.28 - Step 4: Simplify right side
103,322,141.44x = 15,034,726,451,970,894 - Step 5: Solve for x
x = 15,034,726,451,970,894/103,322,141.44 - Step 6: Final answer
x = 145,513,113.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.