Finding the Fourth Proportional to 10,809,798,197.88, 16,211,565,337.84 and 3,246,277,747.80
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Solution
The fourth proportional to 10,809,798,197.88, 16,211,565,337.84 and 3,246,277,747.80 is: 4,868,476,066.79
Step by Step Solution
- Step 1: Write the proportion equation
10,809,798,197.88 : 16,211,565,337.84 = 3,246,277,747.80 : x - Step 2: Convert to fraction form
10,809,798,197.88/16,211,565,337.84 = 3,246,277,747.80/x - Step 3: Cross multiply
10,809,798,197.88x = 16,211,565,337.84 × 3,246,277,747.80 - Step 4: Simplify right side
10,809,798,197.88x = 52,627,243,813,235,785,728 - Step 5: Solve for x
x = 52,627,243,813,235,785,728/10,809,798,197.88 - Step 6: Final answer
x = 4,868,476,066.79
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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.