Finding the Fourth Proportional to 367,458,434.70, 551,187,652.05 and 303,685,514.70
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Solution
The fourth proportional to 367,458,434.70, 551,187,652.05 and 303,685,514.70 is: 455,528,272.05
Step by Step Solution
- Step 1: Write the proportion equation
367,458,434.70 : 551,187,652.05 = 303,685,514.70 : x - Step 2: Convert to fraction form
367,458,434.70/551,187,652.05 = 303,685,514.70/x - Step 3: Cross multiply
367,458,434.70x = 551,187,652.05 × 303,685,514.70 - Step 4: Simplify right side
367,458,434.70x = 167,387,705,809,088,736 - Step 5: Solve for x
x = 167,387,705,809,088,736/367,458,434.70 - Step 6: Final answer
x = 455,528,272.05
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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.