Finding the Fourth Proportional to 9,828,832,586.20, 14,743,248,879.30 and 3,622,452,011.80
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Solution
The fourth proportional to 9,828,832,586.20, 14,743,248,879.30 and 3,622,452,011.80 is: 5,433,678,017.70
Step by Step Solution
- Step 1: Write the proportion equation
9,828,832,586.20 : 14,743,248,879.30 = 3,622,452,011.80 : x - Step 2: Convert to fraction form
9,828,832,586.20/14,743,248,879.30 = 3,622,452,011.80/x - Step 3: Cross multiply
9,828,832,586.20x = 14,743,248,879.30 × 3,622,452,011.80 - Step 4: Simplify right side
9,828,832,586.20x = 53,406,711,563,288,379,392 - Step 5: Solve for x
x = 53,406,711,563,288,379,392/9,828,832,586.20 - Step 6: Final answer
x = 5,433,678,017.70
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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.