Finding the Fourth Proportional to 734,213,407.23, 1,101,350,502.63 and 216,643,847.97
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Solution
The fourth proportional to 734,213,407.23, 1,101,350,502.63 and 216,643,847.97 is: 324,974,739.64
Step by Step Solution
- Step 1: Write the proportion equation
734,213,407.23 : 1,101,350,502.63 = 216,643,847.97 : x - Step 2: Convert to fraction form
734,213,407.23/1,101,350,502.63 = 216,643,847.97/x - Step 3: Cross multiply
734,213,407.23x = 1,101,350,502.63 × 216,643,847.97 - Step 4: Simplify right side
734,213,407.23x = 238,600,810,853,456,832 - Step 5: Solve for x
x = 238,600,810,853,456,832/734,213,407.23 - Step 6: Final answer
x = 324,974,739.64
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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.