Finding the Fourth Proportional to 607,513,535.64, 911,263,660.38 and 147,451,704.84
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Solution
The fourth proportional to 607,513,535.64, 911,263,660.38 and 147,451,704.84 is: 221,175,944.90
Step by Step Solution
- Step 1: Write the proportion equation
607,513,535.64 : 911,263,660.38 = 147,451,704.84 : x - Step 2: Convert to fraction form
607,513,535.64/911,263,660.38 = 147,451,704.84/x - Step 3: Cross multiply
607,513,535.64x = 911,263,660.38 × 147,451,704.84 - Step 4: Simplify right side
607,513,535.64x = 134,367,380,281,769,760 - Step 5: Solve for x
x = 134,367,380,281,769,760/607,513,535.64 - Step 6: Final answer
x = 221,175,944.90
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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.