Finding the Fourth Proportional to 4,581,925,512.72, 6,870,075,517.35 and 1,780,623,186.99
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Solution
The fourth proportional to 4,581,925,512.72, 6,870,075,517.35 and 1,780,623,186.99 is: 2,669,841,691.80
Step by Step Solution
- Step 1: Write the proportion equation
4,581,925,512.72 : 6,870,075,517.35 = 1,780,623,186.99 : x - Step 2: Convert to fraction form
4,581,925,512.72/6,870,075,517.35 = 1,780,623,186.99/x - Step 3: Cross multiply
4,581,925,512.72x = 6,870,075,517.35 × 1,780,623,186.99 - Step 4: Simplify right side
4,581,925,512.72x = 12,233,015,762,565,730,304 - Step 5: Solve for x
x = 12,233,015,762,565,730,304/4,581,925,512.72 - Step 6: Final answer
x = 2,669,841,691.80
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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.