Finding the Fourth Proportional to 123,204,701.44, 184,988,723.82 and 68,723,732.08
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Solution
The fourth proportional to 123,204,701.44, 184,988,723.82 and 68,723,732.08 is: 103,186,934.79
Step by Step Solution
- Step 1: Write the proportion equation
123,204,701.44 : 184,988,723.82 = 68,723,732.08 : x - Step 2: Convert to fraction form
123,204,701.44/184,988,723.82 = 68,723,732.08/x - Step 3: Cross multiply
123,204,701.44x = 184,988,723.82 × 68,723,732.08 - Step 4: Simplify right side
123,204,701.44x = 12,713,115,493,626,794 - Step 5: Solve for x
x = 12,713,115,493,626,794/123,204,701.44 - Step 6: Final answer
x = 103,186,934.79
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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.