Finding the Fourth Proportional to 306,580,201.30, 459,870,301.95 and 306,580,201.30
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Solution
The fourth proportional to 306,580,201.30, 459,870,301.95 and 306,580,201.30 is: 459,870,301.95
Step by Step Solution
- Step 1: Write the proportion equation
306,580,201.30 : 459,870,301.95 = 306,580,201.30 : x - Step 2: Convert to fraction form
306,580,201.30/459,870,301.95 = 306,580,201.30/x - Step 3: Cross multiply
306,580,201.30x = 459,870,301.95 × 306,580,201.30 - Step 4: Simplify right side
306,580,201.30x = 140,987,129,743,722,784 - Step 5: Solve for x
x = 140,987,129,743,722,784/306,580,201.30 - Step 6: Final answer
x = 459,870,301.95
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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.