Finding the Fourth Proportional to 728,559,553.38, 1,092,915,875.07 and 237,311,122.74
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Solution
The fourth proportional to 728,559,553.38, 1,092,915,875.07 and 237,311,122.74 is: 355,991,616.84
Step by Step Solution
- Step 1: Write the proportion equation
728,559,553.38 : 1,092,915,875.07 = 237,311,122.74 : x - Step 2: Convert to fraction form
728,559,553.38/1,092,915,875.07 = 237,311,122.74/x - Step 3: Cross multiply
728,559,553.38x = 1,092,915,875.07 × 237,311,122.74 - Step 4: Simplify right side
728,559,553.38x = 259,361,093,373,231,264 - Step 5: Solve for x
x = 259,361,093,373,231,264/728,559,553.38 - Step 6: Final answer
x = 355,991,616.84
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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.