Finding the Fourth Proportional to 734,247,268.36, 1,101,047,707.64 and 389,120,035.12
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Solution
The fourth proportional to 734,247,268.36, 1,101,047,707.64 and 389,120,035.12 is: 583,508,773.04
Step by Step Solution
- Step 1: Write the proportion equation
734,247,268.36 : 1,101,047,707.64 = 389,120,035.12 : x - Step 2: Convert to fraction form
734,247,268.36/1,101,047,707.64 = 389,120,035.12/x - Step 3: Cross multiply
734,247,268.36x = 1,101,047,707.64 × 389,120,035.12 - Step 4: Simplify right side
734,247,268.36x = 428,439,722,663,892,480 - Step 5: Solve for x
x = 428,439,722,663,892,480/734,247,268.36 - Step 6: Final answer
x = 583,508,773.04
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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.