Finding the Fourth Proportional to 2,804,491,134.80, 4,206,736,702.20 and 734,208,894.80
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Solution
The fourth proportional to 2,804,491,134.80, 4,206,736,702.20 and 734,208,894.80 is: 1,101,313,342.20
Step by Step Solution
- Step 1: Write the proportion equation
2,804,491,134.80 : 4,206,736,702.20 = 734,208,894.80 : x - Step 2: Convert to fraction form
2,804,491,134.80/4,206,736,702.20 = 734,208,894.80/x - Step 3: Cross multiply
2,804,491,134.80x = 4,206,736,702.20 × 734,208,894.80 - Step 4: Simplify right side
2,804,491,134.80x = 3,088,623,504,836,858,368 - Step 5: Solve for x
x = 3,088,623,504,836,858,368/2,804,491,134.80 - Step 6: Final answer
x = 1,101,313,342.20
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.