Finding the Fourth Proportional to 55,546,560,326.68, 83,319,613,741.86 and 20,173,847,366.68
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Solution
The fourth proportional to 55,546,560,326.68, 83,319,613,741.86 and 20,173,847,366.68 is: 30,260,688,697.80
Step by Step Solution
- Step 1: Write the proportion equation
55,546,560,326.68 : 83,319,613,741.86 = 20,173,847,366.68 : x - Step 2: Convert to fraction form
55,546,560,326.68/83,319,613,741.86 = 20,173,847,366.68/x - Step 3: Cross multiply
55,546,560,326.68x = 83,319,613,741.86 × 20,173,847,366.68 - Step 4: Simplify right side
55,546,560,326.68x = 1,680,877,170,279,017,086,976 - Step 5: Solve for x
x = 1,680,877,170,279,017,086,976/55,546,560,326.68 - Step 6: Final answer
x = 30,260,688,697.80
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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.