Finding the Fourth Proportional to 587,283,803.43, 810,472,957.62 and 336,436,676.26
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Solution
The fourth proportional to 587,283,803.43, 810,472,957.62 and 336,436,676.26 is: 464,294,820.45
Step by Step Solution
- Step 1: Write the proportion equation
587,283,803.43 : 810,472,957.62 = 336,436,676.26 : x - Step 2: Convert to fraction form
587,283,803.43/810,472,957.62 = 336,436,676.26/x - Step 3: Cross multiply
587,283,803.43x = 810,472,957.62 × 336,436,676.26 - Step 4: Simplify right side
587,283,803.43x = 272,672,828,062,979,584 - Step 5: Solve for x
x = 272,672,828,062,979,584/587,283,803.43 - Step 6: Final answer
x = 464,294,820.45
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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.