Finding the Fourth Proportional to 1,966,060,645.12, 2,949,070,768.96 and 1,136,486,434.12
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Solution
The fourth proportional to 1,966,060,645.12, 2,949,070,768.96 and 1,136,486,434.12 is: 1,704,717,975.26
Step by Step Solution
- Step 1: Write the proportion equation
1,966,060,645.12 : 2,949,070,768.96 = 1,136,486,434.12 : x - Step 2: Convert to fraction form
1,966,060,645.12/2,949,070,768.96 = 1,136,486,434.12/x - Step 3: Cross multiply
1,966,060,645.12x = 2,949,070,768.96 × 1,136,486,434.12 - Step 4: Simplify right side
1,966,060,645.12x = 3,351,578,922,182,876,672 - Step 5: Solve for x
x = 3,351,578,922,182,876,672/1,966,060,645.12 - Step 6: Final answer
x = 1,704,717,975.26
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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.