Finding the Fourth Proportional to 2,321,159,020.09, 3,203,185,804.02 and 1,263,884,460.75
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Solution
The fourth proportional to 2,321,159,020.09, 3,203,185,804.02 and 1,263,884,460.75 is: 1,744,153,126.76
Step by Step Solution
- Step 1: Write the proportion equation
2,321,159,020.09 : 3,203,185,804.02 = 1,263,884,460.75 : x - Step 2: Convert to fraction form
2,321,159,020.09/3,203,185,804.02 = 1,263,884,460.75/x - Step 3: Cross multiply
2,321,159,020.09x = 3,203,185,804.02 × 1,263,884,460.75 - Step 4: Simplify right side
2,321,159,020.09x = 4,048,456,762,595,872,768 - Step 5: Solve for x
x = 4,048,456,762,595,872,768/2,321,159,020.09 - Step 6: Final answer
x = 1,744,153,126.76
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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.