Finding the Fourth Proportional to 106,664,709.26, 147,209,244.71 and 60,257,952.53
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Solution
The fourth proportional to 106,664,709.26, 147,209,244.71 and 60,257,952.53 is: 83,162,723.08
Step by Step Solution
- Step 1: Write the proportion equation
106,664,709.26 : 147,209,244.71 = 60,257,952.53 : x - Step 2: Convert to fraction form
106,664,709.26/147,209,244.71 = 60,257,952.53/x - Step 3: Cross multiply
106,664,709.26x = 147,209,244.71 × 60,257,952.53 - Step 4: Simplify right side
106,664,709.26x = 8,870,527,678,674,998 - Step 5: Solve for x
x = 8,870,527,678,674,998/106,664,709.26 - Step 6: Final answer
x = 83,162,723.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.