Finding the Fourth Proportional to 277,230,423.49, 382,457,891.87 and 167,160,987.97
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Solution
The fourth proportional to 277,230,423.49, 382,457,891.87 and 167,160,987.97 is: 230,609,751.47
Step by Step Solution
- Step 1: Write the proportion equation
277,230,423.49 : 382,457,891.87 = 167,160,987.97 : x - Step 2: Convert to fraction form
277,230,423.49/382,457,891.87 = 167,160,987.97/x - Step 3: Cross multiply
277,230,423.49x = 382,457,891.87 × 167,160,987.97 - Step 4: Simplify right side
277,230,423.49x = 63,932,039,060,747,528 - Step 5: Solve for x
x = 63,932,039,060,747,528/277,230,423.49 - Step 6: Final answer
x = 230,609,751.47
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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.