Finding the Fourth Proportional to 6,245,991,389.40, 9,368,642,224.10 and 4,566,997,441.05
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Solution
The fourth proportional to 6,245,991,389.40, 9,368,642,224.10 and 4,566,997,441.05 is: 6,850,244,003.88
Step by Step Solution
- Step 1: Write the proportion equation
6,245,991,389.40 : 9,368,642,224.10 = 4,566,997,441.05 : x - Step 2: Convert to fraction form
6,245,991,389.40/9,368,642,224.10 = 4,566,997,441.05/x - Step 3: Cross multiply
6,245,991,389.40x = 9,368,642,224.10 × 4,566,997,441.05 - Step 4: Simplify right side
6,245,991,389.40x = 42,786,565,063,508,000,768 - Step 5: Solve for x
x = 42,786,565,063,508,000,768/6,245,991,389.40 - Step 6: Final answer
x = 6,850,244,003.88
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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.