Finding the Fourth Proportional to 453,574,670.52, 625,964,504.43 and 274,966,086.84
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Solution
The fourth proportional to 453,574,670.52, 625,964,504.43 and 274,966,086.84 is: 379,472,270.99
Step by Step Solution
- Step 1: Write the proportion equation
453,574,670.52 : 625,964,504.43 = 274,966,086.84 : x - Step 2: Convert to fraction form
453,574,670.52/625,964,504.43 = 274,966,086.84/x - Step 3: Cross multiply
453,574,670.52x = 625,964,504.43 × 274,966,086.84 - Step 4: Simplify right side
453,574,670.52x = 172,119,010,283,856,928 - Step 5: Solve for x
x = 172,119,010,283,856,928/453,574,670.52 - Step 6: Final answer
x = 379,472,270.99
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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.