Finding the Fourth Proportional to 587,305,938.21, 810,252,817.23 and 336,276,181.41
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Solution
The fourth proportional to 587,305,938.21, 810,252,817.23 and 336,276,181.41 is: 463,929,794.73
Step by Step Solution
- Step 1: Write the proportion equation
587,305,938.21 : 810,252,817.23 = 336,276,181.41 : x - Step 2: Convert to fraction form
587,305,938.21/810,252,817.23 = 336,276,181.41/x - Step 3: Cross multiply
587,305,938.21x = 810,252,817.23 × 336,276,181.41 - Step 4: Simplify right side
587,305,938.21x = 272,468,723,354,799,072 - Step 5: Solve for x
x = 272,468,723,354,799,072/587,305,938.21 - Step 6: Final answer
x = 463,929,794.73
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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.