Finding the Fourth Proportional to 1,475,416,340.22, 2,036,076,533.55 and 848,872,201.80
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Solution
The fourth proportional to 1,475,416,340.22, 2,036,076,533.55 and 848,872,201.80 is: 1,171,444,779.99
Step by Step Solution
- Step 1: Write the proportion equation
1,475,416,340.22 : 2,036,076,533.55 = 848,872,201.80 : x - Step 2: Convert to fraction form
1,475,416,340.22/2,036,076,533.55 = 848,872,201.80/x - Step 3: Cross multiply
1,475,416,340.22x = 2,036,076,533.55 × 848,872,201.80 - Step 4: Simplify right side
1,475,416,340.22x = 1,728,368,770,067,899,904 - Step 5: Solve for x
x = 1,728,368,770,067,899,904/1,475,416,340.22 - Step 6: Final answer
x = 1,171,444,779.99
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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.