Finding the Fourth Proportional to 11,286,352,955.07, 16,936,130,998.55 and 4,208,725,431.09
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Solution
The fourth proportional to 11,286,352,955.07, 16,936,130,998.55 and 4,208,725,431.09 is: 6,315,549,896.56
Step by Step Solution
- Step 1: Write the proportion equation
11,286,352,955.07 : 16,936,130,998.55 = 4,208,725,431.09 : x - Step 2: Convert to fraction form
11,286,352,955.07/16,936,130,998.55 = 4,208,725,431.09/x - Step 3: Cross multiply
11,286,352,955.07x = 16,936,130,998.55 × 4,208,725,431.09 - Step 4: Simplify right side
11,286,352,955.07x = 71,279,525,237,877,481,472 - Step 5: Solve for x
x = 71,279,525,237,877,481,472/11,286,352,955.07 - Step 6: Final answer
x = 6,315,549,896.56
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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.