Finding the Fourth Proportional to 6,480,649,235.80, 9,720,973,853.70 and 6,226,691,296.60
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Solution
The fourth proportional to 6,480,649,235.80, 9,720,973,853.70 and 6,226,691,296.60 is: 9,340,036,944.90
Step by Step Solution
- Step 1: Write the proportion equation
6,480,649,235.80 : 9,720,973,853.70 = 6,226,691,296.60 : x - Step 2: Convert to fraction form
6,480,649,235.80/9,720,973,853.70 = 6,226,691,296.60/x - Step 3: Cross multiply
6,480,649,235.80x = 9,720,973,853.70 × 6,226,691,296.60 - Step 4: Simplify right side
6,480,649,235.80x = 60,529,503,289,309,962,240 - Step 5: Solve for x
x = 60,529,503,289,309,962,240/6,480,649,235.80 - Step 6: Final answer
x = 9,340,036,944.90
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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.