Finding the Fourth Proportional to 7,322,591,207.97, 10,107,326,457.45 and 4,782,661,469.10
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Solution
The fourth proportional to 7,322,591,207.97, 10,107,326,457.45 and 4,782,661,469.10 is: 6,601,477,459.38
Step by Step Solution
- Step 1: Write the proportion equation
7,322,591,207.97 : 10,107,326,457.45 = 4,782,661,469.10 : x - Step 2: Convert to fraction form
7,322,591,207.97/10,107,326,457.45 = 4,782,661,469.10/x - Step 3: Cross multiply
7,322,591,207.97x = 10,107,326,457.45 × 4,782,661,469.10 - Step 4: Simplify right side
7,322,591,207.97x = 48,339,920,803,661,119,488 - Step 5: Solve for x
x = 48,339,920,803,661,119,488/7,322,591,207.97 - Step 6: Final answer
x = 6,601,477,459.38
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1.5x scale
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.