Finding the Fourth Proportional to 632,828,880.16, 873,303,728.48 and 350,589,661.44
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Solution
The fourth proportional to 632,828,880.16, 873,303,728.48 and 350,589,661.44 is: 483,813,662.90
Step by Step Solution
- Step 1: Write the proportion equation
632,828,880.16 : 873,303,728.48 = 350,589,661.44 : x - Step 2: Convert to fraction form
632,828,880.16/873,303,728.48 = 350,589,661.44/x - Step 3: Cross multiply
632,828,880.16x = 873,303,728.48 × 350,589,661.44 - Step 4: Simplify right side
632,828,880.16x = 306,171,258,502,092,864 - Step 5: Solve for x
x = 306,171,258,502,092,864/632,828,880.16 - Step 6: Final answer
x = 483,813,662.90
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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.