Finding the Fourth Proportional to 2,011,677,872.12, 3,017,286,949.49 and 537,932,607.18
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Solution
The fourth proportional to 2,011,677,872.12, 3,017,286,949.49 and 537,932,607.18 is: 806,837,445.42
Step by Step Solution
- Step 1: Write the proportion equation
2,011,677,872.12 : 3,017,286,949.49 = 537,932,607.18 : x - Step 2: Convert to fraction form
2,011,677,872.12/3,017,286,949.49 = 537,932,607.18/x - Step 3: Cross multiply
2,011,677,872.12x = 3,017,286,949.49 × 537,932,607.18 - Step 4: Simplify right side
2,011,677,872.12x = 1,623,097,035,349,344,512 - Step 5: Solve for x
x = 1,623,097,035,349,344,512/2,011,677,872.12 - Step 6: Final answer
x = 806,837,445.42
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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.