Finding the Fourth Proportional to 481,345,786.19, 721,808,423.52 and 170,350,083.87
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Solution
The fourth proportional to 481,345,786.19, 721,808,423.52 and 170,350,083.87 is: 255,450,715.50
Step by Step Solution
- Step 1: Write the proportion equation
481,345,786.19 : 721,808,423.52 = 170,350,083.87 : x - Step 2: Convert to fraction form
481,345,786.19/721,808,423.52 = 170,350,083.87/x - Step 3: Cross multiply
481,345,786.19x = 721,808,423.52 × 170,350,083.87 - Step 4: Simplify right side
481,345,786.19x = 122,960,125,484,704,480 - Step 5: Solve for x
x = 122,960,125,484,704,480/481,345,786.19 - Step 6: Final answer
x = 255,450,715.50
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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.