Finding the Fourth Proportional to 3,777,014,742.80, 5,665,522,114.20 and 2,402,920,893.20
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Solution
The fourth proportional to 3,777,014,742.80, 5,665,522,114.20 and 2,402,920,893.20 is: 3,604,381,339.80
Step by Step Solution
- Step 1: Write the proportion equation
3,777,014,742.80 : 5,665,522,114.20 = 2,402,920,893.20 : x - Step 2: Convert to fraction form
3,777,014,742.80/5,665,522,114.20 = 2,402,920,893.20/x - Step 3: Cross multiply
3,777,014,742.80x = 5,665,522,114.20 × 2,402,920,893.20 - Step 4: Simplify right side
3,777,014,742.80x = 13,613,801,459,097,815,040 - Step 5: Solve for x
x = 13,613,801,459,097,815,040/3,777,014,742.80 - Step 6: Final answer
x = 3,604,381,339.80
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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.