Finding the Fourth Proportional to 11,272,869,586.53, 15,556,596,379.97 and 6,260,617,010.09
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Solution
The fourth proportional to 11,272,869,586.53, 15,556,596,379.97 and 6,260,617,010.09 is: 8,639,671,661.94
Step by Step Solution
- Step 1: Write the proportion equation
11,272,869,586.53 : 15,556,596,379.97 = 6,260,617,010.09 : x - Step 2: Convert to fraction form
11,272,869,586.53/15,556,596,379.97 = 6,260,617,010.09/x - Step 3: Cross multiply
11,272,869,586.53x = 15,556,596,379.97 × 6,260,617,010.09 - Step 4: Simplify right side
11,272,869,586.53x = 97,393,891,915,435,622,400 - Step 5: Solve for x
x = 97,393,891,915,435,622,400/11,272,869,586.53 - Step 6: Final answer
x = 8,639,671,661.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.