Finding the Fourth Proportional to 71,816,332.84, 107,739,630.68 and 23,290,402.96
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Solution
The fourth proportional to 71,816,332.84, 107,739,630.68 and 23,290,402.96 is: 34,940,511.64
Step by Step Solution
- Step 1: Write the proportion equation
71,816,332.84 : 107,739,630.68 = 23,290,402.96 : x - Step 2: Convert to fraction form
71,816,332.84/107,739,630.68 = 23,290,402.96/x - Step 3: Cross multiply
71,816,332.84x = 107,739,630.68 × 23,290,402.96 - Step 4: Simplify right side
71,816,332.84x = 2,509,299,413,298,779 - Step 5: Solve for x
x = 2,509,299,413,298,779/71,816,332.84 - Step 6: Final answer
x = 34,940,511.64
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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.