Finding the Fourth Proportional to 2,849,140,699.79, 3,931,811,183.74 and 1,596,086,376.13
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Solution
The fourth proportional to 2,849,140,699.79, 3,931,811,183.74 and 1,596,086,376.13 is: 2,202,597,528.55
Step by Step Solution
- Step 1: Write the proportion equation
2,849,140,699.79 : 3,931,811,183.74 = 1,596,086,376.13 : x - Step 2: Convert to fraction form
2,849,140,699.79/3,931,811,183.74 = 1,596,086,376.13/x - Step 3: Cross multiply
2,849,140,699.79x = 3,931,811,183.74 × 1,596,086,376.13 - Step 4: Simplify right side
2,849,140,699.79x = 6,275,510,263,860,329,472 - Step 5: Solve for x
x = 6,275,510,263,860,329,472/2,849,140,699.79 - Step 6: Final answer
x = 2,202,597,528.55
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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.