Finding the Fourth Proportional to 54,470,320.42, 81,689,537.40 and 44,861,867.14
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Solution
The fourth proportional to 54,470,320.42, 81,689,537.40 and 44,861,867.14 is: 67,279,669.83
Step by Step Solution
- Step 1: Write the proportion equation
54,470,320.42 : 81,689,537.40 = 44,861,867.14 : x - Step 2: Convert to fraction form
54,470,320.42/81,689,537.40 = 44,861,867.14/x - Step 3: Cross multiply
54,470,320.42x = 81,689,537.40 × 44,861,867.14 - Step 4: Simplify right side
54,470,320.42x = 3,664,745,173,566,861.50 - Step 5: Solve for x
x = 3,664,745,173,566,861.50/54,470,320.42 - Step 6: Final answer
x = 67,279,669.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.