Finding the Fourth Proportional to 1,151,452,184.99, 1,727,183,313.05 and 364,509,680.33
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Solution
The fourth proportional to 1,151,452,184.99, 1,727,183,313.05 and 364,509,680.33 is: 546,766,114.57
Step by Step Solution
- Step 1: Write the proportion equation
1,151,452,184.99 : 1,727,183,313.05 = 364,509,680.33 : x - Step 2: Convert to fraction form
1,151,452,184.99/1,727,183,313.05 = 364,509,680.33/x - Step 3: Cross multiply
1,151,452,184.99x = 1,727,183,313.05 × 364,509,680.33 - Step 4: Simplify right side
1,151,452,184.99x = 629,575,037,300,707,328 - Step 5: Solve for x
x = 629,575,037,300,707,328/1,151,452,184.99 - Step 6: Final answer
x = 546,766,114.57
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Double scale
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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.