Finding the Fourth Proportional to 2,177,255,786.81, 3,265,874,359.01 and 603,358,597.12
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Solution
The fourth proportional to 2,177,255,786.81, 3,265,874,359.01 and 603,358,597.12 is: 905,035,312.60
Step by Step Solution
- Step 1: Write the proportion equation
2,177,255,786.81 : 3,265,874,359.01 = 603,358,597.12 : x - Step 2: Convert to fraction form
2,177,255,786.81/3,265,874,359.01 = 603,358,597.12/x - Step 3: Cross multiply
2,177,255,786.81x = 3,265,874,359.01 × 603,358,597.12 - Step 4: Simplify right side
2,177,255,786.81x = 1,970,493,371,622,452,992 - Step 5: Solve for x
x = 1,970,493,371,622,452,992/2,177,255,786.81 - Step 6: Final answer
x = 905,035,312.60
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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.