Finding the Fourth Proportional to 2,739,851,713.99, 3,780,995,365.65 and 1,486,788,569.88
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Solution
The fourth proportional to 2,739,851,713.99, 3,780,995,365.65 and 1,486,788,569.88 is: 2,051,768,226.62
Step by Step Solution
- Step 1: Write the proportion equation
2,739,851,713.99 : 3,780,995,365.65 = 1,486,788,569.88 : x - Step 2: Convert to fraction form
2,739,851,713.99/3,780,995,365.65 = 1,486,788,569.88/x - Step 3: Cross multiply
2,739,851,713.99x = 3,780,995,365.65 × 1,486,788,569.88 - Step 4: Simplify right side
2,739,851,713.99x = 5,621,540,692,417,672,192 - Step 5: Solve for x
x = 5,621,540,692,417,672,192/2,739,851,713.99 - Step 6: Final answer
x = 2,051,768,226.62
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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.