Finding the Fourth Proportional to 433,875,136.68, 598,784,614.97 and 245,736,898.83
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Solution
The fourth proportional to 433,875,136.68, 598,784,614.97 and 245,736,898.83 is: 339,137,834.62
Step by Step Solution
- Step 1: Write the proportion equation
433,875,136.68 : 598,784,614.97 = 245,736,898.83 : x - Step 2: Convert to fraction form
433,875,136.68/598,784,614.97 = 245,736,898.83/x - Step 3: Cross multiply
433,875,136.68x = 598,784,614.97 × 245,736,898.83 - Step 4: Simplify right side
433,875,136.68x = 147,143,474,348,614,720 - Step 5: Solve for x
x = 147,143,474,348,614,720/433,875,136.68 - Step 6: Final answer
x = 339,137,834.62
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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.