Finding the Fourth Proportional to 72,651,717,510.58, 109,033,199,205.99 and 32,885,418,716.26
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Solution
The fourth proportional to 72,651,717,510.58, 109,033,199,205.99 and 32,885,418,716.26 is: 49,353,305,506.37
Step by Step Solution
- Step 1: Write the proportion equation
72,651,717,510.58 : 109,033,199,205.99 = 32,885,418,716.26 : x - Step 2: Convert to fraction form
72,651,717,510.58/109,033,199,205.99 = 32,885,418,716.26/x - Step 3: Cross multiply
72,651,717,510.58x = 109,033,199,205.99 × 32,885,418,716.26 - Step 4: Simplify right side
72,651,717,510.58x = 3,585,602,409,862,368,591,872 - Step 5: Solve for x
x = 3,585,602,409,862,368,591,872/72,651,717,510.58 - Step 6: Final answer
x = 49,353,305,506.37
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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.