Finding the Fourth Proportional to 5,545,867,338.75, 7,654,118,373.18 and 3,511,507,302.75
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Solution
The fourth proportional to 5,545,867,338.75, 7,654,118,373.18 and 3,511,507,302.75 is: 4,846,400,197.09
Step by Step Solution
- Step 1: Write the proportion equation
5,545,867,338.75 : 7,654,118,373.18 = 3,511,507,302.75 : x - Step 2: Convert to fraction form
5,545,867,338.75/7,654,118,373.18 = 3,511,507,302.75/x - Step 3: Cross multiply
5,545,867,338.75x = 7,654,118,373.18 × 3,511,507,302.75 - Step 4: Simplify right side
5,545,867,338.75x = 26,877,492,563,534,520,320 - Step 5: Solve for x
x = 26,877,492,563,534,520,320/5,545,867,338.75 - Step 6: Final answer
x = 4,846,400,197.09
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.