Finding the Fourth Proportional to 734,848,901.40, 1,102,273,352.10 and 729,747,067.80
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Solution
The fourth proportional to 734,848,901.40, 1,102,273,352.10 and 729,747,067.80 is: 1,094,620,601.70
Step by Step Solution
- Step 1: Write the proportion equation
734,848,901.40 : 1,102,273,352.10 = 729,747,067.80 : x - Step 2: Convert to fraction form
734,848,901.40/1,102,273,352.10 = 729,747,067.80/x - Step 3: Cross multiply
734,848,901.40x = 1,102,273,352.10 × 729,747,067.80 - Step 4: Simplify right side
734,848,901.40x = 804,380,746,609,051,904 - Step 5: Solve for x
x = 804,380,746,609,051,904/734,848,901.40 - Step 6: Final answer
x = 1,094,620,601.70
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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.