Finding the Fourth Proportional to 1,053,063,304.11, 1,453,273,040.75 and 583,164,625.12
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Solution
The fourth proportional to 1,053,063,304.11, 1,453,273,040.75 and 583,164,625.12 is: 804,792,479.89
Step by Step Solution
- Step 1: Write the proportion equation
1,053,063,304.11 : 1,453,273,040.75 = 583,164,625.12 : x - Step 2: Convert to fraction form
1,053,063,304.11/1,453,273,040.75 = 583,164,625.12/x - Step 3: Cross multiply
1,053,063,304.11x = 1,453,273,040.75 × 583,164,625.12 - Step 4: Simplify right side
1,053,063,304.11x = 847,497,427,999,427,072 - Step 5: Solve for x
x = 847,497,427,999,427,072/1,053,063,304.11 - Step 6: Final answer
x = 804,792,479.89
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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.