Finding the Fourth Proportional to 7,797,432,657.80, 11,696,148,986.70 and 7,797,432,657.80
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Solution
The fourth proportional to 7,797,432,657.80, 11,696,148,986.70 and 7,797,432,657.80 is: 11,696,148,986.70
Step by Step Solution
- Step 1: Write the proportion equation
7,797,432,657.80 : 11,696,148,986.70 = 7,797,432,657.80 : x - Step 2: Convert to fraction form
7,797,432,657.80/11,696,148,986.70 = 7,797,432,657.80/x - Step 3: Cross multiply
7,797,432,657.80x = 11,696,148,986.70 × 7,797,432,657.80 - Step 4: Simplify right side
7,797,432,657.80x = 91,199,934,079,388,958,720 - Step 5: Solve for x
x = 91,199,934,079,388,958,720/7,797,432,657.80 - Step 6: Final answer
x = 11,696,148,986.70
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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.