Finding the Fourth Proportional to 734,865,230.40, 1,102,297,845.60 and 607,319,390.40
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Solution
The fourth proportional to 734,865,230.40, 1,102,297,845.60 and 607,319,390.40 is: 910,979,085.60
Step by Step Solution
- Step 1: Write the proportion equation
734,865,230.40 : 1,102,297,845.60 = 607,319,390.40 : x - Step 2: Convert to fraction form
734,865,230.40/1,102,297,845.60 = 607,319,390.40/x - Step 3: Cross multiply
734,865,230.40x = 1,102,297,845.60 × 607,319,390.40 - Step 4: Simplify right side
734,865,230.40x = 669,446,855,629,025,280 - Step 5: Solve for x
x = 669,446,855,629,025,280/734,865,230.40 - Step 6: Final answer
x = 910,979,085.60
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Double scale
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Similar ratio
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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.