Finding the Fourth Proportional to 546,984,391.28, 754,809,794.48 and 299,418,324.08
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Solution
The fourth proportional to 546,984,391.28, 754,809,794.48 and 299,418,324.08 is: 413,181,595.79
Step by Step Solution
- Step 1: Write the proportion equation
546,984,391.28 : 754,809,794.48 = 299,418,324.08 : x - Step 2: Convert to fraction form
546,984,391.28/754,809,794.48 = 299,418,324.08/x - Step 3: Cross multiply
546,984,391.28x = 754,809,794.48 × 299,418,324.08 - Step 4: Simplify right side
546,984,391.28x = 226,003,883,662,370,816 - Step 5: Solve for x
x = 226,003,883,662,370,816/546,984,391.28 - Step 6: Final answer
x = 413,181,595.79
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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.