Finding the Fourth Proportional to 7,135,023,557.54, 10,702,642,965.87 and 2,477,045,485.82
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Solution
The fourth proportional to 7,135,023,557.54, 10,702,642,965.87 and 2,477,045,485.82 is: 3,715,605,594.17
Step by Step Solution
- Step 1: Write the proportion equation
7,135,023,557.54 : 10,702,642,965.87 = 2,477,045,485.82 : x - Step 2: Convert to fraction form
7,135,023,557.54/10,702,642,965.87 = 2,477,045,485.82/x - Step 3: Cross multiply
7,135,023,557.54x = 10,702,642,965.87 × 2,477,045,485.82 - Step 4: Simplify right side
7,135,023,557.54x = 26,510,933,444,951,461,888 - Step 5: Solve for x
x = 26,510,933,444,951,461,888/7,135,023,557.54 - Step 6: Final answer
x = 3,715,605,594.17
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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.