Finding the Fourth Proportional to 373,643,565.73, 515,628,101.03 and 201,784,629.26
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Solution
The fourth proportional to 373,643,565.73, 515,628,101.03 and 201,784,629.26 is: 278,462,777.75
Step by Step Solution
- Step 1: Write the proportion equation
373,643,565.73 : 515,628,101.03 = 201,784,629.26 : x - Step 2: Convert to fraction form
373,643,565.73/515,628,101.03 = 201,784,629.26/x - Step 3: Cross multiply
373,643,565.73x = 515,628,101.03 × 201,784,629.26 - Step 4: Simplify right side
373,643,565.73x = 104,045,825,202,656,512 - Step 5: Solve for x
x = 104,045,825,202,656,512/373,643,565.73 - Step 6: Final answer
x = 278,462,777.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.