Finding the Fourth Proportional to 1,498,304,611.51, 2,247,672,261.57 and 463,246,205.11
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Solution
The fourth proportional to 1,498,304,611.51, 2,247,672,261.57 and 463,246,205.11 is: 694,935,887.87
Step by Step Solution
- Step 1: Write the proportion equation
1,498,304,611.51 : 2,247,672,261.57 = 463,246,205.11 : x - Step 2: Convert to fraction form
1,498,304,611.51/2,247,672,261.57 = 463,246,205.11/x - Step 3: Cross multiply
1,498,304,611.51x = 2,247,672,261.57 × 463,246,205.11 - Step 4: Simplify right side
1,498,304,611.51x = 1,041,225,645,503,313,920 - Step 5: Solve for x
x = 1,041,225,645,503,313,920/1,498,304,611.51 - Step 6: Final answer
x = 694,935,887.87
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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.