Finding the Fourth Proportional to 183,759,540.17, 253,585,163.09 and 100,128,662.93
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Solution
The fourth proportional to 183,759,540.17, 253,585,163.09 and 100,128,662.93 is: 138,175,918.91
Step by Step Solution
- Step 1: Write the proportion equation
183,759,540.17 : 253,585,163.09 = 100,128,662.93 : x - Step 2: Convert to fraction form
183,759,540.17/253,585,163.09 = 100,128,662.93/x - Step 3: Cross multiply
183,759,540.17x = 253,585,163.09 × 100,128,662.93 - Step 4: Simplify right side
183,759,540.17x = 25,391,143,319,971,972 - Step 5: Solve for x
x = 25,391,143,319,971,972/183,759,540.17 - Step 6: Final answer
x = 138,175,918.91
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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.