Finding the Fourth Proportional to 2,105,001,595,411, 3,157,129,151,860 and 957,365,009,677.28
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Solution
The fourth proportional to 2,105,001,595,411, 3,157,129,151,860 and 957,365,009,677.28 is: 1,435,877,762,568.98
Step by Step Solution
- Step 1: Write the proportion equation
2,105,001,595,411 : 3,157,129,151,860 = 957,365,009,677.28 : x - Step 2: Convert to fraction form
2,105,001,595,411/3,157,129,151,860 = 957,365,009,677.28/x - Step 3: Cross multiply
2,105,001,595,411x = 3,157,129,151,860 × 957,365,009,677.28 - Step 4: Simplify right side
2,105,001,595,411x = 3,022,524,981,022,872,007,868,416 - Step 5: Solve for x
x = 3,022,524,981,022,872,007,868,416/2,105,001,595,411 - Step 6: Final answer
x = 1,435,877,762,568.98
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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.