Finding the Fourth Proportional to 9,611,726,936.49, 14,421,733,651.60 and 5,189,268,246.26
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Solution
The fourth proportional to 9,611,726,936.49, 14,421,733,651.60 and 5,189,268,246.26 is: 7,786,139,263.91
Step by Step Solution
- Step 1: Write the proportion equation
9,611,726,936.49 : 14,421,733,651.60 = 5,189,268,246.26 : x - Step 2: Convert to fraction form
9,611,726,936.49/14,421,733,651.60 = 5,189,268,246.26/x - Step 3: Cross multiply
9,611,726,936.49x = 14,421,733,651.60 × 5,189,268,246.26 - Step 4: Simplify right side
9,611,726,936.49x = 74,838,244,494,179,483,648 - Step 5: Solve for x
x = 74,838,244,494,179,483,648/9,611,726,936.49 - Step 6: Final answer
x = 7,786,139,263.91
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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.