Finding the Fourth Proportional to 4,035,665,790.01, 5,569,222,257.71 and 2,251,519,519.78
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Solution
The fourth proportional to 4,035,665,790.01, 5,569,222,257.71 and 2,251,519,519.78 is: 3,107,098,871.83
Step by Step Solution
- Step 1: Write the proportion equation
4,035,665,790.01 : 5,569,222,257.71 = 2,251,519,519.78 : x - Step 2: Convert to fraction form
4,035,665,790.01/5,569,222,257.71 = 2,251,519,519.78/x - Step 3: Cross multiply
4,035,665,790.01x = 5,569,222,257.71 × 2,251,519,519.78 - Step 4: Simplify right side
4,035,665,790.01x = 12,539,212,623,227,308,032 - Step 5: Solve for x
x = 12,539,212,623,227,308,032/4,035,665,790.01 - Step 6: Final answer
x = 3,107,098,871.83
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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.