Finding the Fourth Proportional to 150,480,175.92, 207,664,794.76 and 112,736,463.36
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Solution
The fourth proportional to 150,480,175.92, 207,664,794.76 and 112,736,463.36 is: 155,577,931.66
Step by Step Solution
- Step 1: Write the proportion equation
150,480,175.92 : 207,664,794.76 = 112,736,463.36 : x - Step 2: Convert to fraction form
150,480,175.92/207,664,794.76 = 112,736,463.36/x - Step 3: Cross multiply
150,480,175.92x = 207,664,794.76 × 112,736,463.36 - Step 4: Simplify right side
150,480,175.92x = 23,411,394,525,622,660 - Step 5: Solve for x
x = 23,411,394,525,622,660/150,480,175.92 - Step 6: Final answer
x = 155,577,931.66
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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.