Finding the Fourth Proportional to 4,383,542,895.66, 6,576,410,686.86 and 1,278,125,538.57
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Solution
The fourth proportional to 4,383,542,895.66, 6,576,410,686.86 and 1,278,125,538.57 is: 1,917,507,972.68
Step by Step Solution
- Step 1: Write the proportion equation
4,383,542,895.66 : 6,576,410,686.86 = 1,278,125,538.57 : x - Step 2: Convert to fraction form
4,383,542,895.66/6,576,410,686.86 = 1,278,125,538.57/x - Step 3: Cross multiply
4,383,542,895.66x = 6,576,410,686.86 × 1,278,125,538.57 - Step 4: Simplify right side
4,383,542,895.66x = 8,405,478,451,000,439,808 - Step 5: Solve for x
x = 8,405,478,451,000,439,808/4,383,542,895.66 - Step 6: Final answer
x = 1,917,507,972.68
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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.