Finding the Fourth Proportional to 3,515,573,134.24, 4,851,395,037.84 and 1,929,662,910.88
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Solution
The fourth proportional to 3,515,573,134.24, 4,851,395,037.84 and 1,929,662,910.88 is: 2,662,882,185.37
Step by Step Solution
- Step 1: Write the proportion equation
3,515,573,134.24 : 4,851,395,037.84 = 1,929,662,910.88 : x - Step 2: Convert to fraction form
3,515,573,134.24/4,851,395,037.84 = 1,929,662,910.88/x - Step 3: Cross multiply
3,515,573,134.24x = 4,851,395,037.84 × 1,929,662,910.88 - Step 4: Simplify right side
3,515,573,134.24x = 9,361,557,070,547,122,176 - Step 5: Solve for x
x = 9,361,557,070,547,122,176/3,515,573,134.24 - Step 6: Final answer
x = 2,662,882,185.37
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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.