Finding the Fourth Proportional to 533,269,546.10, 735,913,053.88 and 298,324,130.08
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Solution
The fourth proportional to 533,269,546.10, 735,913,053.88 and 298,324,130.08 is: 411,687,903.84
Step by Step Solution
- Step 1: Write the proportion equation
533,269,546.10 : 735,913,053.88 = 298,324,130.08 : x - Step 2: Convert to fraction form
533,269,546.10/735,913,053.88 = 298,324,130.08/x - Step 3: Cross multiply
533,269,546.10x = 735,913,053.88 × 298,324,130.08 - Step 4: Simplify right side
533,269,546.10x = 219,540,621,613,267,168 - Step 5: Solve for x
x = 219,540,621,613,267,168/533,269,546.10 - Step 6: Final answer
x = 411,687,903.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.