Finding the Fourth Proportional to 150,228,432.16, 207,316,453.97 and 83,248,509.33
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Solution
The fourth proportional to 150,228,432.16, 207,316,453.97 and 83,248,509.33 is: 114,883,617.60
Step by Step Solution
- Step 1: Write the proportion equation
150,228,432.16 : 207,316,453.97 = 83,248,509.33 : x - Step 2: Convert to fraction form
150,228,432.16/207,316,453.97 = 83,248,509.33/x - Step 3: Cross multiply
150,228,432.16x = 207,316,453.97 × 83,248,509.33 - Step 4: Simplify right side
150,228,432.16x = 17,258,785,752,792,182 - Step 5: Solve for x
x = 17,258,785,752,792,182/150,228,432.16 - Step 6: Final answer
x = 114,883,617.60
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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.