Finding the Fourth Proportional to 734,961,903.70, 1,102,442,855.55 and 635,192,713.30
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Solution
The fourth proportional to 734,961,903.70, 1,102,442,855.55 and 635,192,713.30 is: 952,789,069.95
Step by Step Solution
- Step 1: Write the proportion equation
734,961,903.70 : 1,102,442,855.55 = 635,192,713.30 : x - Step 2: Convert to fraction form
734,961,903.70/1,102,442,855.55 = 635,192,713.30/x - Step 3: Cross multiply
734,961,903.70x = 1,102,442,855.55 × 635,192,713.30 - Step 4: Simplify right side
734,961,903.70x = 700,263,668,675,004,416 - Step 5: Solve for x
x = 700,263,668,675,004,416/734,961,903.70 - Step 6: Final answer
x = 952,789,069.95
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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.