Finding the Fourth Proportional to 866,153,157.12, 1,299,306,112.20 and 244,373,829.12
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Solution
The fourth proportional to 866,153,157.12, 1,299,306,112.20 and 244,373,829.12 is: 366,582,292.32
Step by Step Solution
- Step 1: Write the proportion equation
866,153,157.12 : 1,299,306,112.20 = 244,373,829.12 : x - Step 2: Convert to fraction form
866,153,157.12/1,299,306,112.20 = 244,373,829.12/x - Step 3: Cross multiply
866,153,157.12x = 1,299,306,112.20 × 244,373,829.12 - Step 4: Simplify right side
866,153,157.12x = 317,516,409,837,334,336 - Step 5: Solve for x
x = 317,516,409,837,334,336/866,153,157.12 - Step 6: Final answer
x = 366,582,292.32
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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.