Finding the Fourth Proportional to 3,101,489,688, 4,652,275,054.36 and 1,031,211,449.92
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Solution
The fourth proportional to 3,101,489,688, 4,652,275,054.36 and 1,031,211,449.92 is: 1,546,830,648.12
Step by Step Solution
- Step 1: Write the proportion equation
3,101,489,688 : 4,652,275,054.36 = 1,031,211,449.92 : x - Step 2: Convert to fraction form
3,101,489,688/4,652,275,054.36 = 1,031,211,449.92/x - Step 3: Cross multiply
3,101,489,688x = 4,652,275,054.36 × 1,031,211,449.92 - Step 4: Simplify right side
3,101,489,688x = 4,797,479,304,233,222,144 - Step 5: Solve for x
x = 4,797,479,304,233,222,144/3,101,489,688 - Step 6: Final answer
x = 1,546,830,648.12
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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.