Finding the Fourth Proportional to 4,278,922,739.87, 6,418,824,375.38 and 1,480,886,373.02
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Solution
The fourth proportional to 4,278,922,739.87, 6,418,824,375.38 and 1,480,886,373.02 is: 2,221,481,930.42
Step by Step Solution
- Step 1: Write the proportion equation
4,278,922,739.87 : 6,418,824,375.38 = 1,480,886,373.02 : x - Step 2: Convert to fraction form
4,278,922,739.87/6,418,824,375.38 = 1,480,886,373.02/x - Step 3: Cross multiply
4,278,922,739.87x = 6,418,824,375.38 × 1,480,886,373.02 - Step 4: Simplify right side
4,278,922,739.87x = 9,505,549,548,269,357,056 - Step 5: Solve for x
x = 9,505,549,548,269,357,056/4,278,922,739.87 - Step 6: Final answer
x = 2,221,481,930.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.