Finding the Fourth Proportional to 135,326,977.24, 186,751,410.42 and 73,447,316.68
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Solution
The fourth proportional to 135,326,977.24, 186,751,410.42 and 73,447,316.68 is: 101,357,395.70
Step by Step Solution
- Step 1: Write the proportion equation
135,326,977.24 : 186,751,410.42 = 73,447,316.68 : x - Step 2: Convert to fraction form
135,326,977.24/186,751,410.42 = 73,447,316.68/x - Step 3: Cross multiply
135,326,977.24x = 186,751,410.42 × 73,447,316.68 - Step 4: Simplify right side
135,326,977.24x = 13,716,389,981,554,392 - Step 5: Solve for x
x = 13,716,389,981,554,392/135,326,977.24 - Step 6: Final answer
x = 101,357,395.70
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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.