Finding the Fourth Proportional to 5,129,195,335.70, 7,693,793,003.55 and 3,496,608,583.70
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Solution
The fourth proportional to 5,129,195,335.70, 7,693,793,003.55 and 3,496,608,583.70 is: 5,244,912,875.55
Step by Step Solution
- Step 1: Write the proportion equation
5,129,195,335.70 : 7,693,793,003.55 = 3,496,608,583.70 : x - Step 2: Convert to fraction form
5,129,195,335.70/7,693,793,003.55 = 3,496,608,583.70/x - Step 3: Cross multiply
5,129,195,335.70x = 7,693,793,003.55 × 3,496,608,583.70 - Step 4: Simplify right side
5,129,195,335.70x = 26,902,182,657,423,933,440 - Step 5: Solve for x
x = 26,902,182,657,423,933,440/5,129,195,335.70 - Step 6: Final answer
x = 5,244,912,875.55
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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.