Finding the Fourth Proportional to 267,486,398.42, 369,171,578.21 and 163,125,004.95
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Solution
The fourth proportional to 267,486,398.42, 369,171,578.21 and 163,125,004.95 is: 225,137,113.06
Step by Step Solution
- Step 1: Write the proportion equation
267,486,398.42 : 369,171,578.21 = 163,125,004.95 : x - Step 2: Convert to fraction form
267,486,398.42/369,171,578.21 = 163,125,004.95/x - Step 3: Cross multiply
267,486,398.42x = 369,171,578.21 × 163,125,004.95 - Step 4: Simplify right side
267,486,398.42x = 60,221,115,522,089,928 - Step 5: Solve for x
x = 60,221,115,522,089,928/267,486,398.42 - Step 6: Final answer
x = 225,137,113.06
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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.