Finding the Fourth Proportional to 967,070,713.04, 1,334,394,195.72 and 543,627,972.08
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Solution
The fourth proportional to 967,070,713.04, 1,334,394,195.72 and 543,627,972.08 is: 750,114,754.58
Step by Step Solution
- Step 1: Write the proportion equation
967,070,713.04 : 1,334,394,195.72 = 543,627,972.08 : x - Step 2: Convert to fraction form
967,070,713.04/1,334,394,195.72 = 543,627,972.08/x - Step 3: Cross multiply
967,070,713.04x = 1,334,394,195.72 × 543,627,972.08 - Step 4: Simplify right side
967,070,713.04x = 725,414,010,574,586,240 - Step 5: Solve for x
x = 725,414,010,574,586,240/967,070,713.04 - Step 6: Final answer
x = 750,114,754.58
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1.5x scale
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.