Finding the Fourth Proportional to 135,326,858.49, 186,751,244.93 and 73,447,197.05
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Solution
The fourth proportional to 135,326,858.49, 186,751,244.93 and 73,447,197.05 is: 101,357,229.74
Step by Step Solution
- Step 1: Write the proportion equation
135,326,858.49 : 186,751,244.93 = 73,447,197.05 : x - Step 2: Convert to fraction form
135,326,858.49/186,751,244.93 = 73,447,197.05/x - Step 3: Cross multiply
135,326,858.49x = 186,751,244.93 × 73,447,197.05 - Step 4: Simplify right side
135,326,858.49x = 13,716,355,485,806,166 - Step 5: Solve for x
x = 13,716,355,485,806,166/135,326,858.49 - Step 6: Final answer
x = 101,357,229.74
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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.