Finding the Fourth Proportional to 11,458,729,084.16, 15,813,046,865.26 and 6,377,983,644.32
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Solution
The fourth proportional to 11,458,729,084.16, 15,813,046,865.26 and 6,377,983,644.32 is: 8,801,617,834.99
Step by Step Solution
- Step 1: Write the proportion equation
11,458,729,084.16 : 15,813,046,865.26 = 6,377,983,644.32 : x - Step 2: Convert to fraction form
11,458,729,084.16/15,813,046,865.26 = 6,377,983,644.32/x - Step 3: Cross multiply
11,458,729,084.16x = 15,813,046,865.26 × 6,377,983,644.32 - Step 4: Simplify right side
11,458,729,084.16x = 100,855,354,273,493,925,888 - Step 5: Solve for x
x = 100,855,354,273,493,925,888/11,458,729,084.16 - Step 6: Final answer
x = 8,801,617,834.99
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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.