Finding the Fourth Proportional to 4,511,304,612, 6,766,947,613.54 and 2,545,265,202.12
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Solution
The fourth proportional to 4,511,304,612, 6,766,947,613.54 and 2,545,265,202.12 is: 3,817,892,553.63
Step by Step Solution
- Step 1: Write the proportion equation
4,511,304,612 : 6,766,947,613.54 = 2,545,265,202.12 : x - Step 2: Convert to fraction form
4,511,304,612/6,766,947,613.54 = 2,545,265,202.12/x - Step 3: Cross multiply
4,511,304,612x = 6,766,947,613.54 × 2,545,265,202.12 - Step 4: Simplify right side
4,511,304,612x = 17,223,676,285,312,337,920 - Step 5: Solve for x
x = 17,223,676,285,312,337,920/4,511,304,612 - Step 6: Final answer
x = 3,817,892,553.63
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1.5x scale
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.