Finding the Fourth Proportional to 183,784,381.80, 275,676,572.70 and 115,759,933.80
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Solution
The fourth proportional to 183,784,381.80, 275,676,572.70 and 115,759,933.80 is: 173,639,900.70
Step by Step Solution
- Step 1: Write the proportion equation
183,784,381.80 : 275,676,572.70 = 115,759,933.80 : x - Step 2: Convert to fraction form
183,784,381.80/275,676,572.70 = 115,759,933.80/x - Step 3: Cross multiply
183,784,381.80x = 275,676,572.70 × 115,759,933.80 - Step 4: Simplify right side
183,784,381.80x = 31,912,301,805,962,884 - Step 5: Solve for x
x = 31,912,301,805,962,884/183,784,381.80 - Step 6: Final answer
x = 173,639,900.70
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1.5x scale
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.