Finding the Fourth Proportional to 341,517,630.12, 512,480,468.35 and 313,732,067.12
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Solution
The fourth proportional to 341,517,630.12, 512,480,468.35 and 313,732,067.12 is: 470,785,524.72
Step by Step Solution
- Step 1: Write the proportion equation
341,517,630.12 : 512,480,468.35 = 313,732,067.12 : x - Step 2: Convert to fraction form
341,517,630.12/512,480,468.35 = 313,732,067.12/x - Step 3: Cross multiply
341,517,630.12x = 512,480,468.35 × 313,732,067.12 - Step 4: Simplify right side
341,517,630.12x = 160,781,556,693,822,784 - Step 5: Solve for x
x = 160,781,556,693,822,784/341,517,630.12 - Step 6: Final answer
x = 470,785,524.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.