Finding the Fourth Proportional to 2,657,102,540.40, 3,985,653,810.60 and 2,463,610,777.20
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Solution
The fourth proportional to 2,657,102,540.40, 3,985,653,810.60 and 2,463,610,777.20 is: 3,695,416,165.80
Step by Step Solution
- Step 1: Write the proportion equation
2,657,102,540.40 : 3,985,653,810.60 = 2,463,610,777.20 : x - Step 2: Convert to fraction form
2,657,102,540.40/3,985,653,810.60 = 2,463,610,777.20/x - Step 3: Cross multiply
2,657,102,540.40x = 3,985,653,810.60 × 2,463,610,777.20 - Step 4: Simplify right side
2,657,102,540.40x = 9,819,099,681,982,406,656 - Step 5: Solve for x
x = 9,819,099,681,982,406,656/2,657,102,540.40 - Step 6: Final answer
x = 3,695,416,165.80
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1.5x scale
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.