Finding the Fourth Proportional to 743,250,369.68, 1,114,803,514.56 and 225,685,359.68
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Solution
The fourth proportional to 743,250,369.68, 1,114,803,514.56 and 225,685,359.68 is: 338,506,164.84
Step by Step Solution
- Step 1: Write the proportion equation
743,250,369.68 : 1,114,803,514.56 = 225,685,359.68 : x - Step 2: Convert to fraction form
743,250,369.68/1,114,803,514.56 = 225,685,359.68/x - Step 3: Cross multiply
743,250,369.68x = 1,114,803,514.56 × 225,685,359.68 - Step 4: Simplify right side
743,250,369.68x = 251,594,832,156,001,728 - Step 5: Solve for x
x = 251,594,832,156,001,728/743,250,369.68 - Step 6: Final answer
x = 338,506,164.84
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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.