Finding the Fourth Proportional to 61,239,904,675.20, 91,859,857,012.80 and 48,842,449,027.20
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Solution
The fourth proportional to 61,239,904,675.20, 91,859,857,012.80 and 48,842,449,027.20 is: 73,263,673,540.80
Step by Step Solution
- Step 1: Write the proportion equation
61,239,904,675.20 : 91,859,857,012.80 = 48,842,449,027.20 : x - Step 2: Convert to fraction form
61,239,904,675.20/91,859,857,012.80 = 48,842,449,027.20/x - Step 3: Cross multiply
61,239,904,675.20x = 91,859,857,012.80 × 48,842,449,027.20 - Step 4: Simplify right side
61,239,904,675.20x = 4,486,660,383,793,564,090,368 - Step 5: Solve for x
x = 4,486,660,383,793,564,090,368/61,239,904,675.20 - Step 6: Final answer
x = 73,263,673,540.80
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1.5x scale
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.