Finding the Fourth Proportional to 8,317,649,547.76, 12,473,840,211.36 and 2,720,293,360.96
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Solution
The fourth proportional to 8,317,649,547.76, 12,473,840,211.36 and 2,720,293,360.96 is: 4,079,578,553.75
Step by Step Solution
- Step 1: Write the proportion equation
8,317,649,547.76 : 12,473,840,211.36 = 2,720,293,360.96 : x - Step 2: Convert to fraction form
8,317,649,547.76/12,473,840,211.36 = 2,720,293,360.96/x - Step 3: Cross multiply
8,317,649,547.76x = 12,473,840,211.36 × 2,720,293,360.96 - Step 4: Simplify right side
8,317,649,547.76x = 33,932,504,712,638,492,672 - Step 5: Solve for x
x = 33,932,504,712,638,492,672/8,317,649,547.76 - Step 6: Final answer
x = 4,079,578,553.75
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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.