Finding the Fourth Proportional to 4,195,332,241.36, 5,789,559,059.96 and 2,315,737,879.90
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Solution
The fourth proportional to 4,195,332,241.36, 5,789,559,059.96 and 2,315,737,879.90 is: 3,195,718,587.17
Step by Step Solution
- Step 1: Write the proportion equation
4,195,332,241.36 : 5,789,559,059.96 = 2,315,737,879.90 : x - Step 2: Convert to fraction form
4,195,332,241.36/5,789,559,059.96 = 2,315,737,879.90/x - Step 3: Cross multiply
4,195,332,241.36x = 5,789,559,059.96 × 2,315,737,879.90 - Step 4: Simplify right side
4,195,332,241.36x = 13,407,101,223,041,554,432 - Step 5: Solve for x
x = 13,407,101,223,041,554,432/4,195,332,241.36 - Step 6: Final answer
x = 3,195,718,587.17
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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.