Finding the Fourth Proportional to 4,930,808,438.94, 6,810,170,619.15 and 3,244,789,971.15
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Solution
The fourth proportional to 4,930,808,438.94, 6,810,170,619.15 and 3,244,789,971.15 is: 4,481,531,497.42
Step by Step Solution
- Step 1: Write the proportion equation
4,930,808,438.94 : 6,810,170,619.15 = 3,244,789,971.15 : x - Step 2: Convert to fraction form
4,930,808,438.94/6,810,170,619.15 = 3,244,789,971.15/x - Step 3: Cross multiply
4,930,808,438.94x = 6,810,170,619.15 × 3,244,789,971.15 - Step 4: Simplify right side
4,930,808,438.94x = 22,097,573,326,838,304,768 - Step 5: Solve for x
x = 22,097,573,326,838,304,768/4,930,808,438.94 - Step 6: Final answer
x = 4,481,531,497.42
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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.