Finding the Fourth Proportional to 7,586,073,788.07, 10,468,554,557.37 and 4,199,121,907.53
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Solution
The fourth proportional to 7,586,073,788.07, 10,468,554,557.37 and 4,199,121,907.53 is: 5,794,662,431.46
Step by Step Solution
- Step 1: Write the proportion equation
7,586,073,788.07 : 10,468,554,557.37 = 4,199,121,907.53 : x - Step 2: Convert to fraction form
7,586,073,788.07/10,468,554,557.37 = 4,199,121,907.53/x - Step 3: Cross multiply
7,586,073,788.07x = 10,468,554,557.37 × 4,199,121,907.53 - Step 4: Simplify right side
7,586,073,788.07x = 43,958,736,782,025,392,128 - Step 5: Solve for x
x = 43,958,736,782,025,392,128/7,586,073,788.07 - Step 6: Final answer
x = 5,794,662,431.46
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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.