Finding the Fourth Proportional to 9,578,519,717.40, 14,367,779,576.10 and 5,660,311,512.60
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Solution
The fourth proportional to 9,578,519,717.40, 14,367,779,576.10 and 5,660,311,512.60 is: 8,490,467,268.90
Step by Step Solution
- Step 1: Write the proportion equation
9,578,519,717.40 : 14,367,779,576.10 = 5,660,311,512.60 : x - Step 2: Convert to fraction form
9,578,519,717.40/14,367,779,576.10 = 5,660,311,512.60/x - Step 3: Cross multiply
9,578,519,717.40x = 14,367,779,576.10 × 5,660,311,512.60 - Step 4: Simplify right side
9,578,519,717.40x = 81,326,108,145,097,981,952 - Step 5: Solve for x
x = 81,326,108,145,097,981,952/9,578,519,717.40 - Step 6: Final answer
x = 8,490,467,268.90
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1.5x scale
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.