Finding the Fourth Proportional to 1,053,063,310.18, 1,453,273,049.12 and 583,164,631.18
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Solution
The fourth proportional to 1,053,063,310.18, 1,453,273,049.12 and 583,164,631.18 is: 804,792,488.26
Step by Step Solution
- Step 1: Write the proportion equation
1,053,063,310.18 : 1,453,273,049.12 = 583,164,631.18 : x - Step 2: Convert to fraction form
1,053,063,310.18/1,453,273,049.12 = 583,164,631.18/x - Step 3: Cross multiply
1,053,063,310.18x = 1,453,273,049.12 × 583,164,631.18 - Step 4: Simplify right side
1,053,063,310.18x = 847,497,441,693,898,624 - Step 5: Solve for x
x = 847,497,441,693,898,624/1,053,063,310.18 - Step 6: Final answer
x = 804,792,488.26
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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.