Finding the Fourth Proportional to 11,279,948,162.68, 15,566,701,777.63 and 6,199,492,176.53
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Solution
The fourth proportional to 11,279,948,162.68, 15,566,701,777.63 and 6,199,492,176.53 is: 8,555,504,377.58
Step by Step Solution
- Step 1: Write the proportion equation
11,279,948,162.68 : 15,566,701,777.63 = 6,199,492,176.53 : x - Step 2: Convert to fraction form
11,279,948,162.68/15,566,701,777.63 = 6,199,492,176.53/x - Step 3: Cross multiply
11,279,948,162.68x = 15,566,701,777.63 × 6,199,492,176.53 - Step 4: Simplify right side
11,279,948,162.68x = 96,505,645,884,683,993,088 - Step 5: Solve for x
x = 96,505,645,884,683,993,088/11,279,948,162.68 - Step 6: Final answer
x = 8,555,504,377.58
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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.