Finding the Fourth Proportional to 1,053,063,309.18, 1,453,273,047.74 and 583,164,630.18
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Solution
The fourth proportional to 1,053,063,309.18, 1,453,273,047.74 and 583,164,630.18 is: 804,792,486.88
Step by Step Solution
- Step 1: Write the proportion equation
1,053,063,309.18 : 1,453,273,047.74 = 583,164,630.18 : x - Step 2: Convert to fraction form
1,053,063,309.18/1,453,273,047.74 = 583,164,630.18/x - Step 3: Cross multiply
1,053,063,309.18x = 1,453,273,047.74 × 583,164,630.18 - Step 4: Simplify right side
1,053,063,309.18x = 847,497,439,435,858,560 - Step 5: Solve for x
x = 847,497,439,435,858,560/1,053,063,309.18 - Step 6: Final answer
x = 804,792,486.88
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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.