Finding the Fourth Proportional to 145,975,273.98, 201,424,208.79 and 88,659,141
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Solution
The fourth proportional to 145,975,273.98, 201,424,208.79 and 88,659,141 is: 122,336,453.57
Step by Step Solution
- Step 1: Write the proportion equation
145,975,273.98 : 201,424,208.79 = 88,659,141 : x - Step 2: Convert to fraction form
145,975,273.98/201,424,208.79 = 88,659,141/x - Step 3: Cross multiply
145,975,273.98x = 201,424,208.79 × 88,659,141 - Step 4: Simplify right side
145,975,273.98x = 17,858,097,327,926,048 - Step 5: Solve for x
x = 17,858,097,327,926,048/145,975,273.98 - Step 6: Final answer
x = 122,336,453.57
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.