Finding the Fourth Proportional to 2,626,540,765.20, 3,624,599,382.12 and 1,453,127,435.28
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Solution
The fourth proportional to 2,626,540,765.20, 3,624,599,382.12 and 1,453,127,435.28 is: 2,005,300,992.79
Step by Step Solution
- Step 1: Write the proportion equation
2,626,540,765.20 : 3,624,599,382.12 = 1,453,127,435.28 : x - Step 2: Convert to fraction form
2,626,540,765.20/3,624,599,382.12 = 1,453,127,435.28/x - Step 3: Cross multiply
2,626,540,765.20x = 3,624,599,382.12 × 1,453,127,435.28 - Step 4: Simplify right side
2,626,540,765.20x = 5,267,004,804,057,507,840 - Step 5: Solve for x
x = 5,267,004,804,057,507,840/2,626,540,765.20 - Step 6: Final answer
x = 2,005,300,992.79
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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.