Finding the Fourth Proportional to 4,935,911,636.63, 6,811,570,993.84 and 2,677,851,046.19
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Solution
The fourth proportional to 4,935,911,636.63, 6,811,570,993.84 and 2,677,851,046.19 is: 3,695,441,461.45
Step by Step Solution
- Step 1: Write the proportion equation
4,935,911,636.63 : 6,811,570,993.84 = 2,677,851,046.19 : x - Step 2: Convert to fraction form
4,935,911,636.63/6,811,570,993.84 = 2,677,851,046.19/x - Step 3: Cross multiply
4,935,911,636.63x = 6,811,570,993.84 × 2,677,851,046.19 - Step 4: Simplify right side
4,935,911,636.63x = 18,240,372,512,062,236,672 - Step 5: Solve for x
x = 18,240,372,512,062,236,672/4,935,911,636.63 - Step 6: Final answer
x = 3,695,441,461.45
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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.