Finding the Fourth Proportional to 7,605,077,414.92, 11,399,564,782.50 and 2,558,129,269.60
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Solution
The fourth proportional to 7,605,077,414.92, 11,399,564,782.50 and 2,558,129,269.60 is: 3,834,485,665.27
Step by Step Solution
- Step 1: Write the proportion equation
7,605,077,414.92 : 11,399,564,782.50 = 2,558,129,269.60 : x - Step 2: Convert to fraction form
7,605,077,414.92/11,399,564,782.50 = 2,558,129,269.60/x - Step 3: Cross multiply
7,605,077,414.92x = 11,399,564,782.50 × 2,558,129,269.60 - Step 4: Simplify right side
7,605,077,414.92x = 29,161,560,330,814,607,360 - Step 5: Solve for x
x = 29,161,560,330,814,607,360/7,605,077,414.92 - Step 6: Final answer
x = 3,834,485,665.27
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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.