Finding the Fourth Proportional to 486,821,034.25, 730,237,160.99 and 175,952,259.34
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Solution
The fourth proportional to 486,821,034.25, 730,237,160.99 and 175,952,259.34 is: 263,930,416.50
Step by Step Solution
- Step 1: Write the proportion equation
486,821,034.25 : 730,237,160.99 = 175,952,259.34 : x - Step 2: Convert to fraction form
486,821,034.25/730,237,160.99 = 175,952,259.34/x - Step 3: Cross multiply
486,821,034.25x = 730,237,160.99 × 175,952,259.34 - Step 4: Simplify right side
486,821,034.25x = 128,486,878,330,891,344 - Step 5: Solve for x
x = 128,486,878,330,891,344/486,821,034.25 - Step 6: Final answer
x = 263,930,416.50
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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.