Finding the Fourth Proportional to 442,893,603.80, 664,340,405.70 and 184,022,787.80
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Solution
The fourth proportional to 442,893,603.80, 664,340,405.70 and 184,022,787.80 is: 276,034,181.70
Step by Step Solution
- Step 1: Write the proportion equation
442,893,603.80 : 664,340,405.70 = 184,022,787.80 : x - Step 2: Convert to fraction form
442,893,603.80/664,340,405.70 = 184,022,787.80/x - Step 3: Cross multiply
442,893,603.80x = 664,340,405.70 × 184,022,787.80 - Step 4: Simplify right side
442,893,603.80x = 122,253,773,505,097,024 - Step 5: Solve for x
x = 122,253,773,505,097,024/442,893,603.80 - Step 6: Final answer
x = 276,034,181.70
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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.