Finding the Fourth Proportional to 222,264,883.13, 306,725,538.72 and 124,479,739.13
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Solution
The fourth proportional to 222,264,883.13, 306,725,538.72 and 124,479,739.13 is: 171,782,040.00
Step by Step Solution
- Step 1: Write the proportion equation
222,264,883.13 : 306,725,538.72 = 124,479,739.13 : x - Step 2: Convert to fraction form
222,264,883.13/306,725,538.72 = 124,479,739.13/x - Step 3: Cross multiply
222,264,883.13x = 306,725,538.72 × 124,479,739.13 - Step 4: Simplify right side
222,264,883.13x = 38,181,115,042,840,688 - Step 5: Solve for x
x = 38,181,115,042,840,688/222,264,883.13 - Step 6: Final answer
x = 171,782,040.00
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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.