Finding the Fourth Proportional to 708,589,570.05, 1,062,884,355.08 and 248,361,664.05
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Solution
The fourth proportional to 708,589,570.05, 1,062,884,355.08 and 248,361,664.05 is: 372,542,496.08
Step by Step Solution
- Step 1: Write the proportion equation
708,589,570.05 : 1,062,884,355.08 = 248,361,664.05 : x - Step 2: Convert to fraction form
708,589,570.05/1,062,884,355.08 = 248,361,664.05/x - Step 3: Cross multiply
708,589,570.05x = 1,062,884,355.08 × 248,361,664.05 - Step 4: Simplify right side
708,589,570.05x = 263,979,727,119,138,080 - Step 5: Solve for x
x = 263,979,727,119,138,080/708,589,570.05 - Step 6: Final answer
x = 372,542,496.08
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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.