Finding the Fourth Proportional to 4,195,332,296.76, 5,789,559,136.23 and 2,315,737,935.30
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Solution
The fourth proportional to 4,195,332,296.76, 5,789,559,136.23 and 2,315,737,935.30 is: 3,195,718,663.52
Step by Step Solution
- Step 1: Write the proportion equation
4,195,332,296.76 : 5,789,559,136.23 = 2,315,737,935.30 : x - Step 2: Convert to fraction form
4,195,332,296.76/5,789,559,136.23 = 2,315,737,935.30/x - Step 3: Cross multiply
4,195,332,296.76x = 5,789,559,136.23 × 2,315,737,935.30 - Step 4: Simplify right side
4,195,332,296.76x = 13,407,101,720,430,512,128 - Step 5: Solve for x
x = 13,407,101,720,430,512,128/4,195,332,296.76 - Step 6: Final answer
x = 3,195,718,663.52
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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.