Finding the Fourth Proportional to 135,326,013.42, 186,751,690.14 and 73,447,093.74
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Solution
The fourth proportional to 135,326,013.42, 186,751,690.14 and 73,447,093.74 is: 101,357,961.75
Step by Step Solution
- Step 1: Write the proportion equation
135,326,013.42 : 186,751,690.14 = 73,447,093.74 : x - Step 2: Convert to fraction form
135,326,013.42/186,751,690.14 = 73,447,093.74/x - Step 3: Cross multiply
135,326,013.42x = 186,751,690.14 × 73,447,093.74 - Step 4: Simplify right side
135,326,013.42x = 13,716,368,891,816,012 - Step 5: Solve for x
x = 13,716,368,891,816,012/135,326,013.42 - Step 6: Final answer
x = 101,357,961.75
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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.