Finding the Fourth Proportional to 6,797,062,686.74, 9,378,701,325.84 and 3,786,240,462.09
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Solution
The fourth proportional to 6,797,062,686.74, 9,378,701,325.84 and 3,786,240,462.09 is: 5,224,318,220.73
Step by Step Solution
- Step 1: Write the proportion equation
6,797,062,686.74 : 9,378,701,325.84 = 3,786,240,462.09 : x - Step 2: Convert to fraction form
6,797,062,686.74/9,378,701,325.84 = 3,786,240,462.09/x - Step 3: Cross multiply
6,797,062,686.74x = 9,378,701,325.84 × 3,786,240,462.09 - Step 4: Simplify right side
6,797,062,686.74x = 35,510,018,441,752,539,136 - Step 5: Solve for x
x = 35,510,018,441,752,539,136/6,797,062,686.74 - Step 6: Final answer
x = 5,224,318,220.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.