Finding the Fourth Proportional to 708,589,593.30, 1,062,884,389.95 and 248,361,687.30
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Solution
The fourth proportional to 708,589,593.30, 1,062,884,389.95 and 248,361,687.30 is: 372,542,530.95
Step by Step Solution
- Step 1: Write the proportion equation
708,589,593.30 : 1,062,884,389.95 = 248,361,687.30 : x - Step 2: Convert to fraction form
708,589,593.30/1,062,884,389.95 = 248,361,687.30/x - Step 3: Cross multiply
708,589,593.30x = 1,062,884,389.95 × 248,361,687.30 - Step 4: Simplify right side
708,589,593.30x = 263,979,760,492,813,184 - Step 5: Solve for x
x = 263,979,760,492,813,184/708,589,593.30 - Step 6: Final answer
x = 372,542,530.95
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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.