Finding the Fourth Proportional to 4,117,875,416.70, 6,177,635,086.95 and 2,153,612,793.66
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Solution
The fourth proportional to 4,117,875,416.70, 6,177,635,086.95 and 2,153,612,793.66 is: 3,230,849,069.37
Step by Step Solution
- Step 1: Write the proportion equation
4,117,875,416.70 : 6,177,635,086.95 = 2,153,612,793.66 : x - Step 2: Convert to fraction form
4,117,875,416.70/6,177,635,086.95 = 2,153,612,793.66/x - Step 3: Cross multiply
4,117,875,416.70x = 6,177,635,086.95 × 2,153,612,793.66 - Step 4: Simplify right side
4,117,875,416.70x = 13,304,233,957,818,425,344 - Step 5: Solve for x
x = 13,304,233,957,818,425,344/4,117,875,416.70 - Step 6: Final answer
x = 3,230,849,069.37
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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.