Finding the Fourth Proportional to 533,269,542.10, 735,913,048.36 and 298,324,126.08
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Solution
The fourth proportional to 533,269,542.10, 735,913,048.36 and 298,324,126.08 is: 411,687,898.32
Step by Step Solution
- Step 1: Write the proportion equation
533,269,542.10 : 735,913,048.36 = 298,324,126.08 : x - Step 2: Convert to fraction form
533,269,542.10/735,913,048.36 = 298,324,126.08/x - Step 3: Cross multiply
533,269,542.10x = 735,913,048.36 × 298,324,126.08 - Step 4: Simplify right side
533,269,542.10x = 219,540,617,022,865,760 - Step 5: Solve for x
x = 219,540,617,022,865,760/533,269,542.10 - Step 6: Final answer
x = 411,687,898.32
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1.5x scale
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.