Finding the Fourth Proportional to 358,758,372.08, 495,086,534.56 and 193,745,925.68
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Solution
The fourth proportional to 358,758,372.08, 495,086,534.56 and 193,745,925.68 is: 267,369,367.23
Step by Step Solution
- Step 1: Write the proportion equation
358,758,372.08 : 495,086,534.56 = 193,745,925.68 : x - Step 2: Convert to fraction form
358,758,372.08/495,086,534.56 = 193,745,925.68/x - Step 3: Cross multiply
358,758,372.08x = 495,086,534.56 × 193,745,925.68 - Step 4: Simplify right side
358,758,372.08x = 95,920,998,930,030,512 - Step 5: Solve for x
x = 95,920,998,930,030,512/358,758,372.08 - Step 6: Final answer
x = 267,369,367.23
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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.