Finding the Fourth Proportional to 4,661,704,811.70, 6,992,557,217.55 and 4,446,713,963.70
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Solution
The fourth proportional to 4,661,704,811.70, 6,992,557,217.55 and 4,446,713,963.70 is: 6,670,070,945.55
Step by Step Solution
- Step 1: Write the proportion equation
4,661,704,811.70 : 6,992,557,217.55 = 4,446,713,963.70 : x - Step 2: Convert to fraction form
4,661,704,811.70/6,992,557,217.55 = 4,446,713,963.70/x - Step 3: Cross multiply
4,661,704,811.70x = 6,992,557,217.55 × 4,446,713,963.70 - Step 4: Simplify right side
4,661,704,811.70x = 31,093,901,821,250,801,664 - Step 5: Solve for x
x = 31,093,901,821,250,801,664/4,661,704,811.70 - Step 6: Final answer
x = 6,670,070,945.55
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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.