Finding the Fourth Proportional to 743,622,567.93, 1,115,393,485.68 and 226,012,652.10
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Solution
The fourth proportional to 743,622,567.93, 1,115,393,485.68 and 226,012,652.10 is: 339,006,709.46
Step by Step Solution
- Step 1: Write the proportion equation
743,622,567.93 : 1,115,393,485.68 = 226,012,652.10 : x - Step 2: Convert to fraction form
743,622,567.93/1,115,393,485.68 = 226,012,652.10/x - Step 3: Cross multiply
743,622,567.93x = 1,115,393,485.68 × 226,012,652.10 - Step 4: Simplify right side
743,622,567.93x = 252,093,039,833,600,192 - Step 5: Solve for x
x = 252,093,039,833,600,192/743,622,567.93 - Step 6: Final answer
x = 339,006,709.46
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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.