Finding the Fourth Proportional to 96,901,542.68, 145,373,918.87 and 27,808,960.23
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Solution
The fourth proportional to 96,901,542.68, 145,373,918.87 and 27,808,960.23 is: 41,719,640.54
Step by Step Solution
- Step 1: Write the proportion equation
96,901,542.68 : 145,373,918.87 = 27,808,960.23 : x - Step 2: Convert to fraction form
96,901,542.68/145,373,918.87 = 27,808,960.23/x - Step 3: Cross multiply
96,901,542.68x = 145,373,918.87 × 27,808,960.23 - Step 4: Simplify right side
96,901,542.68x = 4,042,697,528,404,599 - Step 5: Solve for x
x = 4,042,697,528,404,599/96,901,542.68 - Step 6: Final answer
x = 41,719,640.54
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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.