Finding the Fourth Proportional to 238,746,067.11, 358,119,077.58 and 66,222,888.12
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Solution
The fourth proportional to 238,746,067.11, 358,119,077.58 and 66,222,888.12 is: 99,334,325.78
Step by Step Solution
- Step 1: Write the proportion equation
238,746,067.11 : 358,119,077.58 = 66,222,888.12 : x - Step 2: Convert to fraction form
238,746,067.11/358,119,077.58 = 66,222,888.12/x - Step 3: Cross multiply
238,746,067.11x = 358,119,077.58 × 66,222,888.12 - Step 4: Simplify right side
238,746,067.11x = 23,715,679,608,217,940 - Step 5: Solve for x
x = 23,715,679,608,217,940/238,746,067.11 - Step 6: Final answer
x = 99,334,325.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.