Finding the Fourth Proportional to 99,528,541.94, 149,270,418.02 and 35,703,133.94
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Solution
The fourth proportional to 99,528,541.94, 149,270,418.02 and 35,703,133.94 is: 53,546,667.36
Step by Step Solution
- Step 1: Write the proportion equation
99,528,541.94 : 149,270,418.02 = 35,703,133.94 : x - Step 2: Convert to fraction form
99,528,541.94/149,270,418.02 = 35,703,133.94/x - Step 3: Cross multiply
99,528,541.94x = 149,270,418.02 × 35,703,133.94 - Step 4: Simplify right side
99,528,541.94x = 5,329,421,727,847,850 - Step 5: Solve for x
x = 5,329,421,727,847,850/99,528,541.94 - Step 6: Final answer
x = 53,546,667.36
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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.