Finding the Fourth Proportional to 7,663,798,404.22, 11,495,649,367.86 and 4,124,207,153.20
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Solution
The fourth proportional to 7,663,798,404.22, 11,495,649,367.86 and 4,124,207,153.20 is: 6,186,284,770.68
Step by Step Solution
- Step 1: Write the proportion equation
7,663,798,404.22 : 11,495,649,367.86 = 4,124,207,153.20 : x - Step 2: Convert to fraction form
7,663,798,404.22/11,495,649,367.86 = 4,124,207,153.20/x - Step 3: Cross multiply
7,663,798,404.22x = 11,495,649,367.86 × 4,124,207,153.20 - Step 4: Simplify right side
7,663,798,404.22x = 47,410,439,353,566,158,848 - Step 5: Solve for x
x = 47,410,439,353,566,158,848/7,663,798,404.22 - Step 6: Final answer
x = 6,186,284,770.68
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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.