Finding the Fourth Proportional to 3,492,474,648.74, 4,819,634,591.36 and 1,987,100,963.26
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Solution
The fourth proportional to 3,492,474,648.74, 4,819,634,591.36 and 1,987,100,963.26 is: 2,742,210,467.44
Step by Step Solution
- Step 1: Write the proportion equation
3,492,474,648.74 : 4,819,634,591.36 = 1,987,100,963.26 : x - Step 2: Convert to fraction form
3,492,474,648.74/4,819,634,591.36 = 1,987,100,963.26/x - Step 3: Cross multiply
3,492,474,648.74x = 4,819,634,591.36 × 1,987,100,963.26 - Step 4: Simplify right side
3,492,474,648.74x = 9,577,100,539,030,685,696 - Step 5: Solve for x
x = 9,577,100,539,030,685,696/3,492,474,648.74 - Step 6: Final answer
x = 2,742,210,467.44
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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.