Finding the Fourth Proportional to 6,700,979,387.70, 10,051,469,081.55 and 1,793,653,193.70
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Solution
The fourth proportional to 6,700,979,387.70, 10,051,469,081.55 and 1,793,653,193.70 is: 2,690,479,790.55
Step by Step Solution
- Step 1: Write the proportion equation
6,700,979,387.70 : 10,051,469,081.55 = 1,793,653,193.70 : x - Step 2: Convert to fraction form
6,700,979,387.70/10,051,469,081.55 = 1,793,653,193.70/x - Step 3: Cross multiply
6,700,979,387.70x = 10,051,469,081.55 × 1,793,653,193.70 - Step 4: Simplify right side
6,700,979,387.70x = 18,028,849,619,498,962,944 - Step 5: Solve for x
x = 18,028,849,619,498,962,944/6,700,979,387.70 - Step 6: Final answer
x = 2,690,479,790.55
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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.