Finding the Fourth Proportional to 83,405,775.06, 115,099,967.09 and 46,235,961.14
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Solution
The fourth proportional to 83,405,775.06, 115,099,967.09 and 46,235,961.14 is: 63,805,625.00
Step by Step Solution
- Step 1: Write the proportion equation
83,405,775.06 : 115,099,967.09 = 46,235,961.14 : x - Step 2: Convert to fraction form
83,405,775.06/115,099,967.09 = 46,235,961.14/x - Step 3: Cross multiply
83,405,775.06x = 115,099,967.09 × 46,235,961.14 - Step 4: Simplify right side
83,405,775.06x = 5,321,757,605,969,784 - Step 5: Solve for x
x = 5,321,757,605,969,784/83,405,775.06 - Step 6: Final answer
x = 63,805,625.00
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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.