Finding the Fourth Proportional to 2,739,851,740.77, 3,780,995,402.49 and 1,486,788,596.65
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Solution
The fourth proportional to 2,739,851,740.77, 3,780,995,402.49 and 1,486,788,596.65 is: 2,051,768,263.50
Step by Step Solution
- Step 1: Write the proportion equation
2,739,851,740.77 : 3,780,995,402.49 = 1,486,788,596.65 : x - Step 2: Convert to fraction form
2,739,851,740.77/3,780,995,402.49 = 1,486,788,596.65/x - Step 3: Cross multiply
2,739,851,740.77x = 3,780,995,402.49 × 1,486,788,596.65 - Step 4: Simplify right side
2,739,851,740.77x = 5,621,540,848,408,209,408 - Step 5: Solve for x
x = 5,621,540,848,408,209,408/2,739,851,740.77 - Step 6: Final answer
x = 2,051,768,263.50
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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.