Finding the Fourth Proportional to 741,235,536,436.80, 1,111,853,304,655.20 and 211,175,432,731.20
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Solution
The fourth proportional to 741,235,536,436.80, 1,111,853,304,655.20 and 211,175,432,731.20 is: 316,763,149,096.80
Step by Step Solution
- Step 1: Write the proportion equation
741,235,536,436.80 : 1,111,853,304,655.20 = 211,175,432,731.20 : x - Step 2: Convert to fraction form
741,235,536,436.80/1,111,853,304,655.20 = 211,175,432,731.20/x - Step 3: Cross multiply
741,235,536,436.80x = 1,111,853,304,655.20 × 211,175,432,731.20 - Step 4: Simplify right side
741,235,536,436.80x = 234,796,102,744,176,597,139,456 - Step 5: Solve for x
x = 234,796,102,744,176,597,139,456/741,235,536,436.80 - Step 6: Final answer
x = 316,763,149,096.80
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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.