Finding the Fourth Proportional to 366,652,605.58, 505,973,580.01 and 201,640,175.08
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Solution
The fourth proportional to 366,652,605.58, 505,973,580.01 and 201,640,175.08 is: 278,259,583.34
Step by Step Solution
- Step 1: Write the proportion equation
366,652,605.58 : 505,973,580.01 = 201,640,175.08 : x - Step 2: Convert to fraction form
366,652,605.58/505,973,580.01 = 201,640,175.08/x - Step 3: Cross multiply
366,652,605.58x = 505,973,580.01 × 201,640,175.08 - Step 4: Simplify right side
366,652,605.58x = 102,024,601,257,297,712 - Step 5: Solve for x
x = 102,024,601,257,297,712/366,652,605.58 - Step 6: Final answer
x = 278,259,583.34
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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.