Finding the Fourth Proportional to 350,617,639.68, 483,879,104.64 and 201,984,687.36
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Solution
The fourth proportional to 350,617,639.68, 483,879,104.64 and 201,984,687.36 is: 278,754,285.61
Step by Step Solution
- Step 1: Write the proportion equation
350,617,639.68 : 483,879,104.64 = 201,984,687.36 : x - Step 2: Convert to fraction form
350,617,639.68/483,879,104.64 = 201,984,687.36/x - Step 3: Cross multiply
350,617,639.68x = 483,879,104.64 × 201,984,687.36 - Step 4: Simplify right side
350,617,639.68x = 97,736,169,670,747,136 - Step 5: Solve for x
x = 97,736,169,670,747,136/350,617,639.68 - Step 6: Final answer
x = 278,754,285.61
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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.