Finding the Fourth Proportional to 373,250,809.80, 559,876,214.70 and 356,244,697.80
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Solution
The fourth proportional to 373,250,809.80, 559,876,214.70 and 356,244,697.80 is: 534,367,046.70
Step by Step Solution
- Step 1: Write the proportion equation
373,250,809.80 : 559,876,214.70 = 356,244,697.80 : x - Step 2: Convert to fraction form
373,250,809.80/559,876,214.70 = 356,244,697.80/x - Step 3: Cross multiply
373,250,809.80x = 559,876,214.70 × 356,244,697.80 - Step 4: Simplify right side
373,250,809.80x = 199,452,932,911,209,440 - Step 5: Solve for x
x = 199,452,932,911,209,440/373,250,809.80 - Step 6: Final answer
x = 534,367,046.70
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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.