Finding the Fourth Proportional to 703,605,057.18, 1,055,415,711.08 and 212,322,582.24
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Solution
The fourth proportional to 703,605,057.18, 1,055,415,711.08 and 212,322,582.24 is: 318,486,325.28
Step by Step Solution
- Step 1: Write the proportion equation
703,605,057.18 : 1,055,415,711.08 = 212,322,582.24 : x - Step 2: Convert to fraction form
703,605,057.18/1,055,415,711.08 = 212,322,582.24/x - Step 3: Cross multiply
703,605,057.18x = 1,055,415,711.08 × 212,322,582.24 - Step 4: Simplify right side
703,605,057.18x = 224,088,589,113,171,392 - Step 5: Solve for x
x = 224,088,589,113,171,392/703,605,057.18 - Step 6: Final answer
x = 318,486,325.28
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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.