Finding the Fourth Proportional to 135,326,858.93, 186,751,245.53 and 73,447,197.49
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Solution
The fourth proportional to 135,326,858.93, 186,751,245.53 and 73,447,197.49 is: 101,357,230.34
Step by Step Solution
- Step 1: Write the proportion equation
135,326,858.93 : 186,751,245.53 = 73,447,197.49 : x - Step 2: Convert to fraction form
135,326,858.93/186,751,245.53 = 73,447,197.49/x - Step 3: Cross multiply
135,326,858.93x = 186,751,245.53 × 73,447,197.49 - Step 4: Simplify right side
135,326,858.93x = 13,716,355,611,945,388 - Step 5: Solve for x
x = 13,716,355,611,945,388/135,326,858.93 - Step 6: Final answer
x = 101,357,230.34
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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.