Finding the Fourth Proportional to 3,687,807,125.60, 5,530,918,120.97 and 1,166,935,121.13
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Solution
The fourth proportional to 3,687,807,125.60, 5,530,918,120.97 and 1,166,935,121.13 is: 1,750,151,889.09
Step by Step Solution
- Step 1: Write the proportion equation
3,687,807,125.60 : 5,530,918,120.97 = 1,166,935,121.13 : x - Step 2: Convert to fraction form
3,687,807,125.60/5,530,918,120.97 = 1,166,935,121.13/x - Step 3: Cross multiply
3,687,807,125.60x = 5,530,918,120.97 × 1,166,935,121.13 - Step 4: Simplify right side
3,687,807,125.60x = 6,454,222,607,454,239,744 - Step 5: Solve for x
x = 6,454,222,607,454,239,744/3,687,807,125.60 - Step 6: Final answer
x = 1,750,151,889.09
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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.