Finding the Fourth Proportional to 9,569,467,613.70, 14,354,201,420.55 and 8,279,522,525.70
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Solution
The fourth proportional to 9,569,467,613.70, 14,354,201,420.55 and 8,279,522,525.70 is: 12,419,283,788.55
Step by Step Solution
- Step 1: Write the proportion equation
9,569,467,613.70 : 14,354,201,420.55 = 8,279,522,525.70 : x - Step 2: Convert to fraction form
9,569,467,613.70/14,354,201,420.55 = 8,279,522,525.70/x - Step 3: Cross multiply
9,569,467,613.70x = 14,354,201,420.55 × 8,279,522,525.70 - Step 4: Simplify right side
9,569,467,613.70x = 118,845,933,999,878,651,904 - Step 5: Solve for x
x = 118,845,933,999,878,651,904/9,569,467,613.70 - Step 6: Final answer
x = 12,419,283,788.55
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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.