Finding the Fourth Proportional to 4,640,782,173.48, 6,404,280,090.26 and 2,526,254,170.28
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Solution
The fourth proportional to 4,640,782,173.48, 6,404,280,090.26 and 2,526,254,170.28 is: 3,486,231,131.06
Step by Step Solution
- Step 1: Write the proportion equation
4,640,782,173.48 : 6,404,280,090.26 = 2,526,254,170.28 : x - Step 2: Convert to fraction form
4,640,782,173.48/6,404,280,090.26 = 2,526,254,170.28/x - Step 3: Cross multiply
4,640,782,173.48x = 6,404,280,090.26 × 2,526,254,170.28 - Step 4: Simplify right side
4,640,782,173.48x = 16,178,839,285,660,502,016 - Step 5: Solve for x
x = 16,178,839,285,660,502,016/4,640,782,173.48 - Step 6: Final answer
x = 3,486,231,131.06
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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.