Finding the Fourth Proportional to 3,259,291,220.42, 4,497,930,407.44 and 1,830,613,708.14
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Solution
The fourth proportional to 3,259,291,220.42, 4,497,930,407.44 and 1,830,613,708.14 is: 2,526,307,870.41
Step by Step Solution
- Step 1: Write the proportion equation
3,259,291,220.42 : 4,497,930,407.44 = 1,830,613,708.14 : x - Step 2: Convert to fraction form
3,259,291,220.42/4,497,930,407.44 = 1,830,613,708.14/x - Step 3: Cross multiply
3,259,291,220.42x = 4,497,930,407.44 × 1,830,613,708.14 - Step 4: Simplify right side
3,259,291,220.42x = 8,233,973,062,119,399,424 - Step 5: Solve for x
x = 8,233,973,062,119,399,424/3,259,291,220.42 - Step 6: Final answer
x = 2,526,307,870.41
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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.