Finding the Fourth Proportional to 4,467,319,609.80, 6,700,979,414.70 and 1,195,768,813.80
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Solution
The fourth proportional to 4,467,319,609.80, 6,700,979,414.70 and 1,195,768,813.80 is: 1,793,653,220.70
Step by Step Solution
- Step 1: Write the proportion equation
4,467,319,609.80 : 6,700,979,414.70 = 1,195,768,813.80 : x - Step 2: Convert to fraction form
4,467,319,609.80/6,700,979,414.70 = 1,195,768,813.80/x - Step 3: Cross multiply
4,467,319,609.80x = 6,700,979,414.70 × 1,195,768,813.80 - Step 4: Simplify right side
4,467,319,609.80x = 8,012,822,206,014,036,992 - Step 5: Solve for x
x = 8,012,822,206,014,036,992/4,467,319,609.80 - Step 6: Final answer
x = 1,793,653,220.70
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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.