Finding the Fourth Proportional to 102,751,925.62, 154,162,150.68 and 68,343,974.92
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Solution
The fourth proportional to 102,751,925.62, 154,162,150.68 and 68,343,974.92 is: 102,538,751.43
Step by Step Solution
- Step 1: Write the proportion equation
102,751,925.62 : 154,162,150.68 = 68,343,974.92 : x - Step 2: Convert to fraction form
102,751,925.62/154,162,150.68 = 68,343,974.92/x - Step 3: Cross multiply
102,751,925.62x = 154,162,150.68 × 68,343,974.92 - Step 4: Simplify right side
102,751,925.62x = 10,536,054,159,687,182 - Step 5: Solve for x
x = 10,536,054,159,687,182/102,751,925.62 - Step 6: Final answer
x = 102,538,751.43
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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.