Finding the Fourth Proportional to 708,588,827.80, 1,062,883,241.70 and 248,360,921.80
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Solution
The fourth proportional to 708,588,827.80, 1,062,883,241.70 and 248,360,921.80 is: 372,541,382.70
Step by Step Solution
- Step 1: Write the proportion equation
708,588,827.80 : 1,062,883,241.70 = 248,360,921.80 : x - Step 2: Convert to fraction form
708,588,827.80/1,062,883,241.70 = 248,360,921.80/x - Step 3: Cross multiply
708,588,827.80x = 1,062,883,241.70 × 248,360,921.80 - Step 4: Simplify right side
708,588,827.80x = 263,978,661,674,384,224 - Step 5: Solve for x
x = 263,978,661,674,384,224/708,588,827.80 - Step 6: Final answer
x = 372,541,382.70
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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.