Finding the Fourth Proportional to 9,628,596,495.80, 14,442,894,743.70 and 5,496,111,279.80
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Solution
The fourth proportional to 9,628,596,495.80, 14,442,894,743.70 and 5,496,111,279.80 is: 8,244,166,919.70
Step by Step Solution
- Step 1: Write the proportion equation
9,628,596,495.80 : 14,442,894,743.70 = 5,496,111,279.80 : x - Step 2: Convert to fraction form
9,628,596,495.80/14,442,894,743.70 = 5,496,111,279.80/x - Step 3: Cross multiply
9,628,596,495.80x = 14,442,894,743.70 × 5,496,111,279.80 - Step 4: Simplify right side
9,628,596,495.80x = 79,379,756,713,813,704,704 - Step 5: Solve for x
x = 79,379,756,713,813,704,704/9,628,596,495.80 - Step 6: Final answer
x = 8,244,166,919.70
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Double scale
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Similar ratio
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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.