Finding the Fourth Proportional to 476,489,107.08, 657,570,936.51 and 264,804,860.12
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Solution
The fourth proportional to 476,489,107.08, 657,570,936.51 and 264,804,860.12 is: 365,439,581.45
Step by Step Solution
- Step 1: Write the proportion equation
476,489,107.08 : 657,570,936.51 = 264,804,860.12 : x - Step 2: Convert to fraction form
476,489,107.08/657,570,936.51 = 264,804,860.12/x - Step 3: Cross multiply
476,489,107.08x = 657,570,936.51 × 264,804,860.12 - Step 4: Simplify right side
476,489,107.08x = 174,127,979,858,220,096 - Step 5: Solve for x
x = 174,127,979,858,220,096/476,489,107.08 - Step 6: Final answer
x = 365,439,581.45
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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.